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Finding the Fourth Proportional to 16,615,267.90, 24,904,239.45 and 7,029,015.10

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Solution

The fourth proportional to 16,615,267.90, 24,904,239.45 and 7,029,015.10 is: 10,535,627.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,615,267.90 : 24,904,239.45 = 7,029,015.10 : x
  2. Step 2: Convert to fraction form
    16,615,267.90/24,904,239.45 = 7,029,015.10/x
  3. Step 3: Cross multiply
    16,615,267.90x = 24,904,239.45 × 7,029,015.10
  4. Step 4: Simplify right side
    16,615,267.90x = 175,052,275,148,065.69
  5. Step 5: Solve for x
    x = 175,052,275,148,065.69/16,615,267.90
  6. Step 6: Final answer
    x = 10,535,627.60

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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.