Home / 20,242,080.20-30,377,117.10-14,566,377.80

Finding the Fourth Proportional to 20,242,080.20, 30,377,117.10 and 14,566,377.80

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Solution

The fourth proportional to 20,242,080.20, 30,377,117.10 and 14,566,377.80 is: 21,859,638.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,242,080.20 : 30,377,117.10 = 14,566,377.80 : x
  2. Step 2: Convert to fraction form
    20,242,080.20/30,377,117.10 = 14,566,377.80/x
  3. Step 3: Cross multiply
    20,242,080.20x = 30,377,117.10 × 14,566,377.80
  4. Step 4: Simplify right side
    20,242,080.20x = 442,484,564,153,440.44
  5. Step 5: Solve for x
    x = 442,484,564,153,440.44/20,242,080.20
  6. Step 6: Final answer
    x = 21,859,638.92

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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.