Home / 23,510,366.40-35,265,549.60-20,999,307.68

Finding the Fourth Proportional to 23,510,366.40, 35,265,549.60 and 20,999,307.68

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Solution

The fourth proportional to 23,510,366.40, 35,265,549.60 and 20,999,307.68 is: 31,498,961.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,510,366.40 : 35,265,549.60 = 20,999,307.68 : x
  2. Step 2: Convert to fraction form
    23,510,366.40/35,265,549.60 = 20,999,307.68/x
  3. Step 3: Cross multiply
    23,510,366.40x = 35,265,549.60 × 20,999,307.68
  4. Step 4: Simplify right side
    23,510,366.40x = 740,552,126,378,373.25
  5. Step 5: Solve for x
    x = 740,552,126,378,373.25/23,510,366.40
  6. Step 6: Final answer
    x = 31,498,961.51

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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.