Home / 47,149,006.40-65,026,811.04-27,814,760

Finding the Fourth Proportional to 47,149,006.40, 65,026,811.04 and 27,814,760

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Solution

The fourth proportional to 47,149,006.40, 65,026,811.04 and 27,814,760 is: 38,361,468.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,149,006.40 : 65,026,811.04 = 27,814,760 : x
  2. Step 2: Convert to fraction form
    47,149,006.40/65,026,811.04 = 27,814,760/x
  3. Step 3: Cross multiply
    47,149,006.40x = 65,026,811.04 × 27,814,760
  4. Step 4: Simplify right side
    47,149,006.40x = 1,808,705,142,642,950.50
  5. Step 5: Solve for x
    x = 1,808,705,142,642,950.50/47,149,006.40
  6. Step 6: Final answer
    x = 38,361,468.90

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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.