Home / 12,561,351.40-18,842,027.10-6,170,281.30

Finding the Fourth Proportional to 12,561,351.40, 18,842,027.10 and 6,170,281.30

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Solution

The fourth proportional to 12,561,351.40, 18,842,027.10 and 6,170,281.30 is: 9,255,421.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,561,351.40 : 18,842,027.10 = 6,170,281.30 : x
  2. Step 2: Convert to fraction form
    12,561,351.40/18,842,027.10 = 6,170,281.30/x
  3. Step 3: Cross multiply
    12,561,351.40x = 18,842,027.10 × 6,170,281.30
  4. Step 4: Simplify right side
    12,561,351.40x = 116,260,607,469,223.23
  5. Step 5: Solve for x
    x = 116,260,607,469,223.23/12,561,351.40
  6. Step 6: Final answer
    x = 9,255,421.95

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Similar ratio
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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.