Home / 10,387,314.30-15,580,971.45-5,604,345.30

Finding the Fourth Proportional to 10,387,314.30, 15,580,971.45 and 5,604,345.30

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Solution

The fourth proportional to 10,387,314.30, 15,580,971.45 and 5,604,345.30 is: 8,406,517.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,387,314.30 : 15,580,971.45 = 5,604,345.30 : x
  2. Step 2: Convert to fraction form
    10,387,314.30/15,580,971.45 = 5,604,345.30/x
  3. Step 3: Cross multiply
    10,387,314.30x = 15,580,971.45 × 5,604,345.30
  4. Step 4: Simplify right side
    10,387,314.30x = 87,321,144,115,241.67
  5. Step 5: Solve for x
    x = 87,321,144,115,241.67/10,387,314.30
  6. Step 6: Final answer
    x = 8,406,517.95

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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.