Home / 5,557,117.60-8,340,925.20-3,431,353.60

Finding the Fourth Proportional to 5,557,117.60, 8,340,925.20 and 3,431,353.60

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Solution

The fourth proportional to 5,557,117.60, 8,340,925.20 and 3,431,353.60 is: 5,150,271.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,557,117.60 : 8,340,925.20 = 3,431,353.60 : x
  2. Step 2: Convert to fraction form
    5,557,117.60/8,340,925.20 = 3,431,353.60/x
  3. Step 3: Cross multiply
    5,557,117.60x = 8,340,925.20 × 3,431,353.60
  4. Step 4: Simplify right side
    5,557,117.60x = 28,620,663,712,350.72
  5. Step 5: Solve for x
    x = 28,620,663,712,350.72/5,557,117.60
  6. Step 6: Final answer
    x = 5,150,271.38

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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.