Home / 66,555,000.86-99,837,654.80-22,239,439.82

Finding the Fourth Proportional to 66,555,000.86, 99,837,654.80 and 22,239,439.82

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Solution

The fourth proportional to 66,555,000.86, 99,837,654.80 and 22,239,439.82 is: 33,360,881.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,555,000.86 : 99,837,654.80 = 22,239,439.82 : x
  2. Step 2: Convert to fraction form
    66,555,000.86/99,837,654.80 = 22,239,439.82/x
  3. Step 3: Cross multiply
    66,555,000.86x = 99,837,654.80 × 22,239,439.82
  4. Step 4: Simplify right side
    66,555,000.86x = 2,220,333,515,694,534
  5. Step 5: Solve for x
    x = 2,220,333,515,694,534/66,555,000.86
  6. Step 6: Final answer
    x = 33,360,881.78

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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.