Home / 47,376,006.20-71,064,009.30-43,974,783.80

Finding the Fourth Proportional to 47,376,006.20, 71,064,009.30 and 43,974,783.80

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Solution

The fourth proportional to 47,376,006.20, 71,064,009.30 and 43,974,783.80 is: 65,962,175.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,376,006.20 : 71,064,009.30 = 43,974,783.80 : x
  2. Step 2: Convert to fraction form
    47,376,006.20/71,064,009.30 = 43,974,783.80/x
  3. Step 3: Cross multiply
    47,376,006.20x = 71,064,009.30 × 43,974,783.80
  4. Step 4: Simplify right side
    47,376,006.20x = 3,125,024,444,928,689
  5. Step 5: Solve for x
    x = 3,125,024,444,928,689/47,376,006.20
  6. Step 6: Final answer
    x = 65,962,175.70

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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.