Home / 7,050,551.28-9,729,736.92-3,995,349.36

Finding the Fourth Proportional to 7,050,551.28, 9,729,736.92 and 3,995,349.36

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Solution

The fourth proportional to 7,050,551.28, 9,729,736.92 and 3,995,349.36 is: 5,513,568.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,050,551.28 : 9,729,736.92 = 3,995,349.36 : x
  2. Step 2: Convert to fraction form
    7,050,551.28/9,729,736.92 = 3,995,349.36/x
  3. Step 3: Cross multiply
    7,050,551.28x = 9,729,736.92 × 3,995,349.36
  4. Step 4: Simplify right side
    7,050,551.28x = 38,873,698,176,290.37
  5. Step 5: Solve for x
    x = 38,873,698,176,290.37/7,050,551.28
  6. Step 6: Final answer
    x = 5,513,568.60

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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.