Home / 43,127,465.98-64,711,400.49-21,255,922.24

Finding the Fourth Proportional to 43,127,465.98, 64,711,400.49 and 21,255,922.24

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Solution

The fourth proportional to 43,127,465.98, 64,711,400.49 and 21,255,922.24 is: 31,893,839.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,127,465.98 : 64,711,400.49 = 21,255,922.24 : x
  2. Step 2: Convert to fraction form
    43,127,465.98/64,711,400.49 = 21,255,922.24/x
  3. Step 3: Cross multiply
    43,127,465.98x = 64,711,400.49 × 21,255,922.24
  4. Step 4: Simplify right side
    43,127,465.98x = 1,375,500,496,856,937.75
  5. Step 5: Solve for x
    x = 1,375,500,496,856,937.75/43,127,465.98
  6. Step 6: Final answer
    x = 31,893,839.94

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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.