Home / 47,153,389.76-65,080,592.16-29,520,494.72

Finding the Fourth Proportional to 47,153,389.76, 65,080,592.16 and 29,520,494.72

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Solution

The fourth proportional to 47,153,389.76, 65,080,592.16 and 29,520,494.72 is: 40,743,863.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,153,389.76 : 65,080,592.16 = 29,520,494.72 : x
  2. Step 2: Convert to fraction form
    47,153,389.76/65,080,592.16 = 29,520,494.72/x
  3. Step 3: Cross multiply
    47,153,389.76x = 65,080,592.16 × 29,520,494.72
  4. Step 4: Simplify right side
    47,153,389.76x = 1,921,211,277,233,753.25
  5. Step 5: Solve for x
    x = 1,921,211,277,233,753.25/47,153,389.76
  6. Step 6: Final answer
    x = 40,743,863.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.