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Finding the Fourth Proportional to 16,398,817.40, 24,598,226.10 and 16,174,868.60

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Solution

The fourth proportional to 16,398,817.40, 24,598,226.10 and 16,174,868.60 is: 24,262,302.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,398,817.40 : 24,598,226.10 = 16,174,868.60 : x
  2. Step 2: Convert to fraction form
    16,398,817.40/24,598,226.10 = 16,174,868.60/x
  3. Step 3: Cross multiply
    16,398,817.40x = 24,598,226.10 × 16,174,868.60
  4. Step 4: Simplify right side
    16,398,817.40x = 397,873,074,960,590.50
  5. Step 5: Solve for x
    x = 397,873,074,960,590.50/16,398,817.40
  6. Step 6: Final answer
    x = 24,262,302.90

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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.