Home / 28,746,972.20-43,104,711.90-11,688,372.20

Finding the Fourth Proportional to 28,746,972.20, 43,104,711.90 and 11,688,372.20

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Solution

The fourth proportional to 28,746,972.20, 43,104,711.90 and 11,688,372.20 is: 17,526,155.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,746,972.20 : 43,104,711.90 = 11,688,372.20 : x
  2. Step 2: Convert to fraction form
    28,746,972.20/43,104,711.90 = 11,688,372.20/x
  3. Step 3: Cross multiply
    28,746,972.20x = 43,104,711.90 × 11,688,372.20
  4. Step 4: Simplify right side
    28,746,972.20x = 503,823,916,260,969.12
  5. Step 5: Solve for x
    x = 503,823,916,260,969.12/28,746,972.20
  6. Step 6: Final answer
    x = 17,526,155.89

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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.