Home / 9,876,291.90-13,629,812.27-5,525,118.69

Finding the Fourth Proportional to 9,876,291.90, 13,629,812.27 and 5,525,118.69

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Solution

The fourth proportional to 9,876,291.90, 13,629,812.27 and 5,525,118.69 is: 7,624,959.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,876,291.90 : 13,629,812.27 = 5,525,118.69 : x
  2. Step 2: Convert to fraction form
    9,876,291.90/13,629,812.27 = 5,525,118.69/x
  3. Step 3: Cross multiply
    9,876,291.90x = 13,629,812.27 × 5,525,118.69
  4. Step 4: Simplify right side
    9,876,291.90x = 75,306,330,486,542.73
  5. Step 5: Solve for x
    x = 75,306,330,486,542.73/9,876,291.90
  6. Step 6: Final answer
    x = 7,624,959.98

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.