Home / 10,722,374.40-16,086,412.80-4,654,502.40

Finding the Fourth Proportional to 10,722,374.40, 16,086,412.80 and 4,654,502.40

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Solution

The fourth proportional to 10,722,374.40, 16,086,412.80 and 4,654,502.40 is: 6,982,991.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,722,374.40 : 16,086,412.80 = 4,654,502.40 : x
  2. Step 2: Convert to fraction form
    10,722,374.40/16,086,412.80 = 4,654,502.40/x
  3. Step 3: Cross multiply
    10,722,374.40x = 16,086,412.80 × 4,654,502.40
  4. Step 4: Simplify right side
    10,722,374.40x = 74,874,246,984,990.73
  5. Step 5: Solve for x
    x = 74,874,246,984,990.73/10,722,374.40
  6. Step 6: Final answer
    x = 6,982,991.28

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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.