Home / 12,996,270.14-17,937,867.03-8,645,539.82

Finding the Fourth Proportional to 12,996,270.14, 17,937,867.03 and 8,645,539.82

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Solution

The fourth proportional to 12,996,270.14, 17,937,867.03 and 8,645,539.82 is: 11,932,850.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,996,270.14 : 17,937,867.03 = 8,645,539.82 : x
  2. Step 2: Convert to fraction form
    12,996,270.14/17,937,867.03 = 8,645,539.82/x
  3. Step 3: Cross multiply
    12,996,270.14x = 17,937,867.03 × 8,645,539.82
  4. Step 4: Simplify right side
    12,996,270.14x = 155,082,543,693,730.16
  5. Step 5: Solve for x
    x = 155,082,543,693,730.16/12,996,270.14
  6. Step 6: Final answer
    x = 11,932,850.12

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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.