Home / 12,765,506.76-17,614,654.68-7,332,997.32

Finding the Fourth Proportional to 12,765,506.76, 17,614,654.68 and 7,332,997.32

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Solution

The fourth proportional to 12,765,506.76, 17,614,654.68 and 7,332,997.32 is: 10,118,534.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,765,506.76 : 17,614,654.68 = 7,332,997.32 : x
  2. Step 2: Convert to fraction form
    12,765,506.76/17,614,654.68 = 7,332,997.32/x
  3. Step 3: Cross multiply
    12,765,506.76x = 17,614,654.68 × 7,332,997.32
  4. Step 4: Simplify right side
    12,765,506.76x = 129,168,215,561,165.45
  5. Step 5: Solve for x
    x = 129,168,215,561,165.45/12,765,506.76
  6. Step 6: Final answer
    x = 10,118,534.11

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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.