Home / 13,981,117.20-20,972,423.18-4,397,243.05

Finding the Fourth Proportional to 13,981,117.20, 20,972,423.18 and 4,397,243.05

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Solution

The fourth proportional to 13,981,117.20, 20,972,423.18 and 4,397,243.05 is: 6,596,099.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,981,117.20 : 20,972,423.18 = 4,397,243.05 : x
  2. Step 2: Convert to fraction form
    13,981,117.20/20,972,423.18 = 4,397,243.05/x
  3. Step 3: Cross multiply
    13,981,117.20x = 20,972,423.18 × 4,397,243.05
  4. Step 4: Simplify right side
    13,981,117.20x = 92,220,842,069,913.89
  5. Step 5: Solve for x
    x = 92,220,842,069,913.89/13,981,117.20
  6. Step 6: Final answer
    x = 6,596,099.64

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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.