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Finding the Fourth Proportional to 8,907,582.47, 13,338,472.37 and 6,171,234.02

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Solution

The fourth proportional to 8,907,582.47, 13,338,472.37 and 6,171,234.02 is: 9,240,984.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,907,582.47 : 13,338,472.37 = 6,171,234.02 : x
  2. Step 2: Convert to fraction form
    8,907,582.47/13,338,472.37 = 6,171,234.02/x
  3. Step 3: Cross multiply
    8,907,582.47x = 13,338,472.37 × 6,171,234.02
  4. Step 4: Simplify right side
    8,907,582.47x = 82,314,834,417,044.77
  5. Step 5: Solve for x
    x = 82,314,834,417,044.77/8,907,582.47
  6. Step 6: Final answer
    x = 9,240,984.83

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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.