Home / 12,415,291.48-17,132,937.24-6,982,783.48

Finding the Fourth Proportional to 12,415,291.48, 17,132,937.24 and 6,982,783.48

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Solution

The fourth proportional to 12,415,291.48, 17,132,937.24 and 6,982,783.48 is: 9,636,148.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,415,291.48 : 17,132,937.24 = 6,982,783.48 : x
  2. Step 2: Convert to fraction form
    12,415,291.48/17,132,937.24 = 6,982,783.48/x
  3. Step 3: Cross multiply
    12,415,291.48x = 17,132,937.24 × 6,982,783.48
  4. Step 4: Simplify right side
    12,415,291.48x = 119,635,591,123,348.80
  5. Step 5: Solve for x
    x = 119,635,591,123,348.80/12,415,291.48
  6. Step 6: Final answer
    x = 9,636,148.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.