Home / 20,159,762.20-30,239,752.65-5,013,693.70

Finding the Fourth Proportional to 20,159,762.20, 30,239,752.65 and 5,013,693.70

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Solution

The fourth proportional to 20,159,762.20, 30,239,752.65 and 5,013,693.70 is: 7,520,567.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,159,762.20 : 30,239,752.65 = 5,013,693.70 : x
  2. Step 2: Convert to fraction form
    20,159,762.20/30,239,752.65 = 5,013,693.70/x
  3. Step 3: Cross multiply
    20,159,762.20x = 30,239,752.65 × 5,013,693.70
  4. Step 4: Simplify right side
    20,159,762.20x = 151,612,857,350,863.31
  5. Step 5: Solve for x
    x = 151,612,857,350,863.31/20,159,762.20
  6. Step 6: Final answer
    x = 7,520,567.75

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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.