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Finding the Fourth Proportional to 10,060,235.80, 15,090,353.70 and 10,060,235.80

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Solution

The fourth proportional to 10,060,235.80, 15,090,353.70 and 10,060,235.80 is: 15,090,353.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,060,235.80 : 15,090,353.70 = 10,060,235.80 : x
  2. Step 2: Convert to fraction form
    10,060,235.80/15,090,353.70 = 10,060,235.80/x
  3. Step 3: Cross multiply
    10,060,235.80x = 15,090,353.70 × 10,060,235.80
  4. Step 4: Simplify right side
    10,060,235.80x = 151,812,516,527,402.47
  5. Step 5: Solve for x
    x = 151,812,516,527,402.47/10,060,235.80
  6. Step 6: Final answer
    x = 15,090,353.70

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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.