Home / 25,347,411.90-38,025,851.18-11,515,341.87

Finding the Fourth Proportional to 25,347,411.90, 38,025,851.18 and 11,515,341.87

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Solution

The fourth proportional to 25,347,411.90, 38,025,851.18 and 11,515,341.87 is: 17,275,163.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,347,411.90 : 38,025,851.18 = 11,515,341.87 : x
  2. Step 2: Convert to fraction form
    25,347,411.90/38,025,851.18 = 11,515,341.87/x
  3. Step 3: Cross multiply
    25,347,411.90x = 38,025,851.18 × 11,515,341.87
  4. Step 4: Simplify right side
    25,347,411.90x = 437,880,676,177,866.12
  5. Step 5: Solve for x
    x = 437,880,676,177,866.12/25,347,411.90
  6. Step 6: Final answer
    x = 17,275,163.16

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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.