Home / 13,244,892.80-19,872,004.80-6,508,803.20

Finding the Fourth Proportional to 13,244,892.80, 19,872,004.80 and 6,508,803.20

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Solution

The fourth proportional to 13,244,892.80, 19,872,004.80 and 6,508,803.20 is: 9,765,497.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,244,892.80 : 19,872,004.80 = 6,508,803.20 : x
  2. Step 2: Convert to fraction form
    13,244,892.80/19,872,004.80 = 6,508,803.20/x
  3. Step 3: Cross multiply
    13,244,892.80x = 19,872,004.80 × 6,508,803.20
  4. Step 4: Simplify right side
    13,244,892.80x = 129,342,968,432,655.38
  5. Step 5: Solve for x
    x = 129,342,968,432,655.38/13,244,892.80
  6. Step 6: Final answer
    x = 9,765,497.57

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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.