Home / 60,509,206.90-90,752,000.55-20,119,690.90

Finding the Fourth Proportional to 60,509,206.90, 90,752,000.55 and 20,119,690.90

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Solution

The fourth proportional to 60,509,206.90, 90,752,000.55 and 20,119,690.90 is: 30,175,609.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,509,206.90 : 90,752,000.55 = 20,119,690.90 : x
  2. Step 2: Convert to fraction form
    60,509,206.90/90,752,000.55 = 20,119,690.90/x
  3. Step 3: Cross multiply
    60,509,206.90x = 90,752,000.55 × 20,119,690.90
  4. Step 4: Simplify right side
    60,509,206.90x = 1,825,902,199,622,629.75
  5. Step 5: Solve for x
    x = 1,825,902,199,622,629.75/60,509,206.90
  6. Step 6: Final answer
    x = 30,175,609.52

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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.