Home / 9,782,132.28-13,499,764.14-5,431,219.14

Finding the Fourth Proportional to 9,782,132.28, 13,499,764.14 and 5,431,219.14

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Solution

The fourth proportional to 9,782,132.28, 13,499,764.14 and 5,431,219.14 is: 7,495,316.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,782,132.28 : 13,499,764.14 = 5,431,219.14 : x
  2. Step 2: Convert to fraction form
    9,782,132.28/13,499,764.14 = 5,431,219.14/x
  3. Step 3: Cross multiply
    9,782,132.28x = 13,499,764.14 × 5,431,219.14
  4. Step 4: Simplify right side
    9,782,132.28x = 73,320,177,382,653.64
  5. Step 5: Solve for x
    x = 73,320,177,382,653.64/9,782,132.28
  6. Step 6: Final answer
    x = 7,495,316.49

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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.