Home / 47,153,390.76-65,080,593.54-29,520,495.72

Finding the Fourth Proportional to 47,153,390.76, 65,080,593.54 and 29,520,495.72

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Solution

The fourth proportional to 47,153,390.76, 65,080,593.54 and 29,520,495.72 is: 40,743,864.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,153,390.76 : 65,080,593.54 = 29,520,495.72 : x
  2. Step 2: Convert to fraction form
    47,153,390.76/65,080,593.54 = 29,520,495.72/x
  3. Step 3: Cross multiply
    47,153,390.76x = 65,080,593.54 × 29,520,495.72
  4. Step 4: Simplify right side
    47,153,390.76x = 1,921,211,383,052,629.50
  5. Step 5: Solve for x
    x = 1,921,211,383,052,629.50/47,153,390.76
  6. Step 6: Final answer
    x = 40,743,864.91

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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.