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Finding the Fourth Proportional to 16,615,262.90, 24,904,231.95 and 7,029,010.10

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Solution

The fourth proportional to 16,615,262.90, 24,904,231.95 and 7,029,010.10 is: 10,535,620.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,615,262.90 : 24,904,231.95 = 7,029,010.10 : x
  2. Step 2: Convert to fraction form
    16,615,262.90/24,904,231.95 = 7,029,010.10/x
  3. Step 3: Cross multiply
    16,615,262.90x = 24,904,231.95 × 7,029,010.10
  4. Step 4: Simplify right side
    16,615,262.90x = 175,052,097,909,292.69
  5. Step 5: Solve for x
    x = 175,052,097,909,292.69/16,615,262.90
  6. Step 6: Final answer
    x = 10,535,620.11

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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.