Home / 9,352,759.72-12,906,547.14-5,278,757.80

Finding the Fourth Proportional to 9,352,759.72, 12,906,547.14 and 5,278,757.80

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Solution

The fourth proportional to 9,352,759.72, 12,906,547.14 and 5,278,757.80 is: 7,284,538.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,352,759.72 : 12,906,547.14 = 5,278,757.80 : x
  2. Step 2: Convert to fraction form
    9,352,759.72/12,906,547.14 = 5,278,757.80/x
  3. Step 3: Cross multiply
    9,352,759.72x = 12,906,547.14 × 5,278,757.80
  4. Step 4: Simplify right side
    9,352,759.72x = 68,130,536,386,342.70
  5. Step 5: Solve for x
    x = 68,130,536,386,342.70/9,352,759.72
  6. Step 6: Final answer
    x = 7,284,538.30

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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.