Home / 10,368,085.20-15,552,127.80-9,423,301.20

Finding the Fourth Proportional to 10,368,085.20, 15,552,127.80 and 9,423,301.20

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Solution

The fourth proportional to 10,368,085.20, 15,552,127.80 and 9,423,301.20 is: 14,134,951.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,368,085.20 : 15,552,127.80 = 9,423,301.20 : x
  2. Step 2: Convert to fraction form
    10,368,085.20/15,552,127.80 = 9,423,301.20/x
  3. Step 3: Cross multiply
    10,368,085.20x = 15,552,127.80 × 9,423,301.20
  4. Step 4: Simplify right side
    10,368,085.20x = 146,552,384,560,293.34
  5. Step 5: Solve for x
    x = 146,552,384,560,293.34/10,368,085.20
  6. Step 6: Final answer
    x = 14,134,951.80

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1.5x scale

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.