Home / 21,735,797.60-29,995,711.32-11,947,147.04

Finding the Fourth Proportional to 21,735,797.60, 29,995,711.32 and 11,947,147.04

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Solution

The fourth proportional to 21,735,797.60, 29,995,711.32 and 11,947,147.04 is: 16,487,233.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,735,797.60 : 29,995,711.32 = 11,947,147.04 : x
  2. Step 2: Convert to fraction form
    21,735,797.60/29,995,711.32 = 11,947,147.04/x
  3. Step 3: Cross multiply
    21,735,797.60x = 29,995,711.32 × 11,947,147.04
  4. Step 4: Simplify right side
    21,735,797.60x = 358,363,173,709,432.50
  5. Step 5: Solve for x
    x = 358,363,173,709,432.50/21,735,797.60
  6. Step 6: Final answer
    x = 16,487,233.66

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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.