Home / 7,656,440.16-10,566,632.04-5,719,337.76

Finding the Fourth Proportional to 7,656,440.16, 10,566,632.04 and 5,719,337.76

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Solution

The fourth proportional to 7,656,440.16, 10,566,632.04 and 5,719,337.76 is: 7,893,242.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,656,440.16 : 10,566,632.04 = 5,719,337.76 : x
  2. Step 2: Convert to fraction form
    7,656,440.16/10,566,632.04 = 5,719,337.76/x
  3. Step 3: Cross multiply
    7,656,440.16x = 10,566,632.04 × 5,719,337.76
  4. Step 4: Simplify right side
    7,656,440.16x = 60,434,137,622,397.82
  5. Step 5: Solve for x
    x = 60,434,137,622,397.82/7,656,440.16
  6. Step 6: Final answer
    x = 7,893,242.34

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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.