Home / 15,034,005.59-20,746,941-8,158,487.66

Finding the Fourth Proportional to 15,034,005.59, 20,746,941 and 8,158,487.66

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Solution

The fourth proportional to 15,034,005.59, 20,746,941 and 8,158,487.66 is: 11,258,720.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,034,005.59 : 20,746,941 = 8,158,487.66 : x
  2. Step 2: Convert to fraction form
    15,034,005.59/20,746,941 = 8,158,487.66/x
  3. Step 3: Cross multiply
    15,034,005.59x = 20,746,941 × 8,158,487.66
  4. Step 4: Simplify right side
    15,034,005.59x = 169,263,662,027,513.38
  5. Step 5: Solve for x
    x = 169,263,662,027,513.38/15,034,005.59
  6. Step 6: Final answer
    x = 11,258,720.17

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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.