Home / 13,432,888.30-20,149,332.45-8,058,117.10

Finding the Fourth Proportional to 13,432,888.30, 20,149,332.45 and 8,058,117.10

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Solution

The fourth proportional to 13,432,888.30, 20,149,332.45 and 8,058,117.10 is: 12,087,175.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,432,888.30 : 20,149,332.45 = 8,058,117.10 : x
  2. Step 2: Convert to fraction form
    13,432,888.30/20,149,332.45 = 8,058,117.10/x
  3. Step 3: Cross multiply
    13,432,888.30x = 20,149,332.45 × 8,058,117.10
  4. Step 4: Simplify right side
    13,432,888.30x = 162,365,680,368,929.88
  5. Step 5: Solve for x
    x = 162,365,680,368,929.88/13,432,888.30
  6. Step 6: Final answer
    x = 12,087,175.65

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Similar ratio
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1.5x scale

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.