Home / 66,998,605.20-100,497,907.80-26,609,089.20

Finding the Fourth Proportional to 66,998,605.20, 100,497,907.80 and 26,609,089.20

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Solution

The fourth proportional to 66,998,605.20, 100,497,907.80 and 26,609,089.20 is: 39,913,633.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,998,605.20 : 100,497,907.80 = 26,609,089.20 : x
  2. Step 2: Convert to fraction form
    66,998,605.20/100,497,907.80 = 26,609,089.20/x
  3. Step 3: Cross multiply
    66,998,605.20x = 100,497,907.80 × 26,609,089.20
  4. Step 4: Simplify right side
    66,998,605.20x = 2,674,157,793,063,575.50
  5. Step 5: Solve for x
    x = 2,674,157,793,063,575.50/66,998,605.20
  6. Step 6: Final answer
    x = 39,913,633.80

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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.