Home / 11,103,061.20-16,630,972.20-9,213,493.20

Finding the Fourth Proportional to 11,103,061.20, 16,630,972.20 and 9,213,493.20

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Solution

The fourth proportional to 11,103,061.20, 16,630,972.20 and 9,213,493.20 is: 13,800,639.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,103,061.20 : 16,630,972.20 = 9,213,493.20 : x
  2. Step 2: Convert to fraction form
    11,103,061.20/16,630,972.20 = 9,213,493.20/x
  3. Step 3: Cross multiply
    11,103,061.20x = 16,630,972.20 × 9,213,493.20
  4. Step 4: Simplify right side
    11,103,061.20x = 153,229,349,274,089.03
  5. Step 5: Solve for x
    x = 153,229,349,274,089.03/11,103,061.20
  6. Step 6: Final answer
    x = 13,800,639.89

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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.