Home / 10,368,085.43-15,552,128.14-9,108,373.43

Finding the Fourth Proportional to 10,368,085.43, 15,552,128.14 and 9,108,373.43

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Solution

The fourth proportional to 10,368,085.43, 15,552,128.14 and 9,108,373.43 is: 13,662,560.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,368,085.43 : 15,552,128.14 = 9,108,373.43 : x
  2. Step 2: Convert to fraction form
    10,368,085.43/15,552,128.14 = 9,108,373.43/x
  3. Step 3: Cross multiply
    10,368,085.43x = 15,552,128.14 × 9,108,373.43
  4. Step 4: Simplify right side
    10,368,085.43x = 141,654,590,730,331.31
  5. Step 5: Solve for x
    x = 141,654,590,730,331.31/10,368,085.43
  6. Step 6: Final answer
    x = 13,662,560.14

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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.