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Finding the Fourth Proportional to 10,935,041.60, 16,402,562.40 and 10,403,600.60

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Solution

The fourth proportional to 10,935,041.60, 16,402,562.40 and 10,403,600.60 is: 15,605,400.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,935,041.60 : 16,402,562.40 = 10,403,600.60 : x
  2. Step 2: Convert to fraction form
    10,935,041.60/16,402,562.40 = 10,403,600.60/x
  3. Step 3: Cross multiply
    10,935,041.60x = 16,402,562.40 × 10,403,600.60
  4. Step 4: Simplify right side
    10,935,041.60x = 170,645,708,026,177.44
  5. Step 5: Solve for x
    x = 170,645,708,026,177.44/10,935,041.60
  6. Step 6: Final answer
    x = 15,605,400.90

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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.