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Finding the Fourth Proportional to 9,351,385.40, 13,060,053.10 and 9,351,385.40

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Solution

The fourth proportional to 9,351,385.40, 13,060,053.10 and 9,351,385.40 is: 13,060,053.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,351,385.40 : 13,060,053.10 = 9,351,385.40 : x
  2. Step 2: Convert to fraction form
    9,351,385.40/13,060,053.10 = 9,351,385.40/x
  3. Step 3: Cross multiply
    9,351,385.40x = 13,060,053.10 × 9,351,385.40
  4. Step 4: Simplify right side
    9,351,385.40x = 122,129,589,882,564.73
  5. Step 5: Solve for x
    x = 122,129,589,882,564.73/9,351,385.40
  6. Step 6: Final answer
    x = 13,060,053.10

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.