Home / 8,934,146.68-13,367,401.78-5,292,830.91

Finding the Fourth Proportional to 8,934,146.68, 13,367,401.78 and 5,292,830.91

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Solution

The fourth proportional to 8,934,146.68, 13,367,401.78 and 5,292,830.91 is: 7,919,211.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,934,146.68 : 13,367,401.78 = 5,292,830.91 : x
  2. Step 2: Convert to fraction form
    8,934,146.68/13,367,401.78 = 5,292,830.91/x
  3. Step 3: Cross multiply
    8,934,146.68x = 13,367,401.78 × 5,292,830.91
  4. Step 4: Simplify right side
    8,934,146.68x = 70,751,397,327,573.02
  5. Step 5: Solve for x
    x = 70,751,397,327,573.02/8,934,146.68
  6. Step 6: Final answer
    x = 7,919,211.52

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.