Home / 40,975,835.20-61,466,863.20-12,219,726.40

Finding the Fourth Proportional to 40,975,835.20, 61,466,863.20 and 12,219,726.40

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Solution

The fourth proportional to 40,975,835.20, 61,466,863.20 and 12,219,726.40 is: 18,330,517.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,975,835.20 : 61,466,863.20 = 12,219,726.40 : x
  2. Step 2: Convert to fraction form
    40,975,835.20/61,466,863.20 = 12,219,726.40/x
  3. Step 3: Cross multiply
    40,975,835.20x = 61,466,863.20 × 12,219,726.40
  4. Step 4: Simplify right side
    40,975,835.20x = 751,108,250,970,228.50
  5. Step 5: Solve for x
    x = 751,108,250,970,228.50/40,975,835.20
  6. Step 6: Final answer
    x = 18,330,517.18

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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.