Home / 14,630,400.28-20,189,063.82-8,103,648.88

Finding the Fourth Proportional to 14,630,400.28, 20,189,063.82 and 8,103,648.88

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Solution

The fourth proportional to 14,630,400.28, 20,189,063.82 and 8,103,648.88 is: 11,182,543.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,630,400.28 : 20,189,063.82 = 8,103,648.88 : x
  2. Step 2: Convert to fraction form
    14,630,400.28/20,189,063.82 = 8,103,648.88/x
  3. Step 3: Cross multiply
    14,630,400.28x = 20,189,063.82 × 8,103,648.88
  4. Step 4: Simplify right side
    14,630,400.28x = 163,605,084,413,191.53
  5. Step 5: Solve for x
    x = 163,605,084,413,191.53/14,630,400.28
  6. Step 6: Final answer
    x = 11,182,543.29

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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.