Home / 11,809,097.30-17,721,519.15-5,416,058.90

Finding the Fourth Proportional to 11,809,097.30, 17,721,519.15 and 5,416,058.90

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Solution

The fourth proportional to 11,809,097.30, 17,721,519.15 and 5,416,058.90 is: 8,127,699.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,809,097.30 : 17,721,519.15 = 5,416,058.90 : x
  2. Step 2: Convert to fraction form
    11,809,097.30/17,721,519.15 = 5,416,058.90/x
  3. Step 3: Cross multiply
    11,809,097.30x = 17,721,519.15 × 5,416,058.90
  4. Step 4: Simplify right side
    11,809,097.30x = 95,980,791,513,877.94
  5. Step 5: Solve for x
    x = 95,980,791,513,877.94/11,809,097.30
  6. Step 6: Final answer
    x = 8,127,699.27

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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.