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Finding the Fourth Proportional to 10,011,892.95, 15,017,839.43 and 10,011,892.95

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Solution

The fourth proportional to 10,011,892.95, 15,017,839.43 and 10,011,892.95 is: 15,017,839.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,011,892.95 : 15,017,839.43 = 10,011,892.95 : x
  2. Step 2: Convert to fraction form
    10,011,892.95/15,017,839.43 = 10,011,892.95/x
  3. Step 3: Cross multiply
    10,011,892.95x = 15,017,839.43 × 10,011,892.95
  4. Step 4: Simplify right side
    10,011,892.95x = 150,357,000,663,389.56
  5. Step 5: Solve for x
    x = 150,357,000,663,389.56/10,011,892.95
  6. Step 6: Final answer
    x = 15,017,839.43

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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.