Home / 47,376,001.70-71,064,002.55-43,974,779.30

Finding the Fourth Proportional to 47,376,001.70, 71,064,002.55 and 43,974,779.30

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Solution

The fourth proportional to 47,376,001.70, 71,064,002.55 and 43,974,779.30 is: 65,962,168.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,376,001.70 : 71,064,002.55 = 43,974,779.30 : x
  2. Step 2: Convert to fraction form
    47,376,001.70/71,064,002.55 = 43,974,779.30/x
  3. Step 3: Cross multiply
    47,376,001.70x = 71,064,002.55 × 43,974,779.30
  4. Step 4: Simplify right side
    47,376,001.70x = 3,125,023,828,310,887
  5. Step 5: Solve for x
    x = 3,125,023,828,310,887/47,376,001.70
  6. Step 6: Final answer
    x = 65,962,168.95

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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.