Home / 26,731,730.40-36,883,465.12-15,129,294

Finding the Fourth Proportional to 26,731,730.40, 36,883,465.12 and 15,129,294

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Solution

The fourth proportional to 26,731,730.40, 36,883,465.12 and 15,129,294 is: 20,874,847.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,731,730.40 : 36,883,465.12 = 15,129,294 : x
  2. Step 2: Convert to fraction form
    26,731,730.40/36,883,465.12 = 15,129,294/x
  3. Step 3: Cross multiply
    26,731,730.40x = 36,883,465.12 × 15,129,294
  4. Step 4: Simplify right side
    26,731,730.40x = 558,020,787,539,225.25
  5. Step 5: Solve for x
    x = 558,020,787,539,225.25/26,731,730.40
  6. Step 6: Final answer
    x = 20,874,847.20

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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.