Home / 15,719,792.10-21,693,090.87-8,844,257.76

Finding the Fourth Proportional to 15,719,792.10, 21,693,090.87 and 8,844,257.76

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Solution

The fourth proportional to 15,719,792.10, 21,693,090.87 and 8,844,257.76 is: 12,204,950.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,719,792.10 : 21,693,090.87 = 8,844,257.76 : x
  2. Step 2: Convert to fraction form
    15,719,792.10/21,693,090.87 = 8,844,257.76/x
  3. Step 3: Cross multiply
    15,719,792.10x = 21,693,090.87 × 8,844,257.76
  4. Step 4: Simplify right side
    15,719,792.10x = 191,859,287,265,382.66
  5. Step 5: Solve for x
    x = 191,859,287,265,382.66/15,719,792.10
  6. Step 6: Final answer
    x = 12,204,950.68

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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.