Home / 23,510,367.90-35,265,551.85-20,999,309.18

Finding the Fourth Proportional to 23,510,367.90, 35,265,551.85 and 20,999,309.18

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Solution

The fourth proportional to 23,510,367.90, 35,265,551.85 and 20,999,309.18 is: 31,498,963.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,510,367.90 : 35,265,551.85 = 20,999,309.18 : x
  2. Step 2: Convert to fraction form
    23,510,367.90/35,265,551.85 = 20,999,309.18/x
  3. Step 3: Cross multiply
    23,510,367.90x = 35,265,551.85 × 20,999,309.18
  4. Step 4: Simplify right side
    23,510,367.90x = 740,552,226,525,143.25
  5. Step 5: Solve for x
    x = 740,552,226,525,143.25/23,510,367.90
  6. Step 6: Final answer
    x = 31,498,963.76

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.