Home / 8,179,547.68-11,287,820.64-4,743,825.76

Finding the Fourth Proportional to 8,179,547.68, 11,287,820.64 and 4,743,825.76

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Solution

The fourth proportional to 8,179,547.68, 11,287,820.64 and 4,743,825.76 is: 6,546,505.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,179,547.68 : 11,287,820.64 = 4,743,825.76 : x
  2. Step 2: Convert to fraction form
    8,179,547.68/11,287,820.64 = 4,743,825.76/x
  3. Step 3: Cross multiply
    8,179,547.68x = 11,287,820.64 × 4,743,825.76
  4. Step 4: Simplify right side
    8,179,547.68x = 53,547,454,326,291.69
  5. Step 5: Solve for x
    x = 53,547,454,326,291.69/8,179,547.68
  6. Step 6: Final answer
    x = 6,546,505.56

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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.