Home / 7,656,438.15-10,566,629.28-5,719,335.75

Finding the Fourth Proportional to 7,656,438.15, 10,566,629.28 and 5,719,335.75

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Solution

The fourth proportional to 7,656,438.15, 10,566,629.28 and 5,719,335.75 is: 7,893,239.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,656,438.15 : 10,566,629.28 = 5,719,335.75 : x
  2. Step 2: Convert to fraction form
    7,656,438.15/10,566,629.28 = 5,719,335.75/x
  3. Step 3: Cross multiply
    7,656,438.15x = 10,566,629.28 × 5,719,335.75
  4. Step 4: Simplify right side
    7,656,438.15x = 60,434,100,598,100.76
  5. Step 5: Solve for x
    x = 60,434,100,598,100.76/7,656,438.15
  6. Step 6: Final answer
    x = 7,893,239.57

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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.