Home / 9,480,543.76-13,083,057.12-5,129,534.56

Finding the Fourth Proportional to 9,480,543.76, 13,083,057.12 and 5,129,534.56

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Solution

The fourth proportional to 9,480,543.76, 13,083,057.12 and 5,129,534.56 is: 7,078,707.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,480,543.76 : 13,083,057.12 = 5,129,534.56 : x
  2. Step 2: Convert to fraction form
    9,480,543.76/13,083,057.12 = 5,129,534.56/x
  3. Step 3: Cross multiply
    9,480,543.76x = 13,083,057.12 × 5,129,534.56
  4. Step 4: Simplify right side
    9,480,543.76x = 67,109,993,647,494.05
  5. Step 5: Solve for x
    x = 67,109,993,647,494.05/9,480,543.76
  6. Step 6: Final answer
    x = 7,078,707.23

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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.