Home / 21,335,566.95-29,443,172.15-11,546,011.62

Finding the Fourth Proportional to 21,335,566.95, 29,443,172.15 and 11,546,011.62

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Solution

The fourth proportional to 21,335,566.95, 29,443,172.15 and 11,546,011.62 is: 15,933,544.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,335,566.95 : 29,443,172.15 = 11,546,011.62 : x
  2. Step 2: Convert to fraction form
    21,335,566.95/29,443,172.15 = 11,546,011.62/x
  3. Step 3: Cross multiply
    21,335,566.95x = 29,443,172.15 × 11,546,011.62
  4. Step 4: Simplify right side
    21,335,566.95x = 339,951,207,678,204.69
  5. Step 5: Solve for x
    x = 339,951,207,678,204.69/21,335,566.95
  6. Step 6: Final answer
    x = 15,933,544.61

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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.