Home / 7,340,444.60-10,988,894.10-5,455,542.20

Finding the Fourth Proportional to 7,340,444.60, 10,988,894.10 and 5,455,542.20

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Solution

The fourth proportional to 7,340,444.60, 10,988,894.10 and 5,455,542.20 is: 8,167,131.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,340,444.60 : 10,988,894.10 = 5,455,542.20 : x
  2. Step 2: Convert to fraction form
    7,340,444.60/10,988,894.10 = 5,455,542.20/x
  3. Step 3: Cross multiply
    7,340,444.60x = 10,988,894.10 × 5,455,542.20
  4. Step 4: Simplify right side
    7,340,444.60x = 59,950,375,493,881.02
  5. Step 5: Solve for x
    x = 59,950,375,493,881.02/7,340,444.60
  6. Step 6: Final answer
    x = 8,167,131.39

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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.