Home / 41,175,221.28-61,763,275.04-12,421,605.76

Finding the Fourth Proportional to 41,175,221.28, 61,763,275.04 and 12,421,605.76

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Solution

The fourth proportional to 41,175,221.28, 61,763,275.04 and 12,421,605.76 is: 18,632,542.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,175,221.28 : 61,763,275.04 = 12,421,605.76 : x
  2. Step 2: Convert to fraction form
    41,175,221.28/61,763,275.04 = 12,421,605.76/x
  3. Step 3: Cross multiply
    41,175,221.28x = 61,763,275.04 × 12,421,605.76
  4. Step 4: Simplify right side
    41,175,221.28x = 767,199,052,993,328.25
  5. Step 5: Solve for x
    x = 767,199,052,993,328.25/41,175,221.28
  6. Step 6: Final answer
    x = 18,632,542.32

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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.