Home / 47,707,442.40-65,834,474.40-29,153,606.88

Finding the Fourth Proportional to 47,707,442.40, 65,834,474.40 and 29,153,606.88

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Solution

The fourth proportional to 47,707,442.40, 65,834,474.40 and 29,153,606.88 is: 40,230,879.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,707,442.40 : 65,834,474.40 = 29,153,606.88 : x
  2. Step 2: Convert to fraction form
    47,707,442.40/65,834,474.40 = 29,153,606.88/x
  3. Step 3: Cross multiply
    47,707,442.40x = 65,834,474.40 × 29,153,606.88
  4. Step 4: Simplify right side
    47,707,442.40x = 1,919,312,385,809,023.75
  5. Step 5: Solve for x
    x = 1,919,312,385,809,023.75/47,707,442.40
  6. Step 6: Final answer
    x = 40,230,879.91

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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.