Home / 48,334,434.30-72,541,309.05-47,956,520.70

Finding the Fourth Proportional to 48,334,434.30, 72,541,309.05 and 47,956,520.70

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Solution

The fourth proportional to 48,334,434.30, 72,541,309.05 and 47,956,520.70 is: 71,974,128.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,334,434.30 : 72,541,309.05 = 47,956,520.70 : x
  2. Step 2: Convert to fraction form
    48,334,434.30/72,541,309.05 = 47,956,520.70/x
  3. Step 3: Cross multiply
    48,334,434.30x = 72,541,309.05 × 47,956,520.70
  4. Step 4: Simplify right side
    48,334,434.30x = 3,478,828,789,061,422.50
  5. Step 5: Solve for x
    x = 3,478,828,789,061,422.50/48,334,434.30
  6. Step 6: Final answer
    x = 71,974,128.58

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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.