Home / 5,433,719.40-8,150,579.10-4,892,509.80

Finding the Fourth Proportional to 5,433,719.40, 8,150,579.10 and 4,892,509.80

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Solution

The fourth proportional to 5,433,719.40, 8,150,579.10 and 4,892,509.80 is: 7,338,764.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,433,719.40 : 8,150,579.10 = 4,892,509.80 : x
  2. Step 2: Convert to fraction form
    5,433,719.40/8,150,579.10 = 4,892,509.80/x
  3. Step 3: Cross multiply
    5,433,719.40x = 8,150,579.10 × 4,892,509.80
  4. Step 4: Simplify right side
    5,433,719.40x = 39,876,788,122,425.18
  5. Step 5: Solve for x
    x = 39,876,788,122,425.18/5,433,719.40
  6. Step 6: Final answer
    x = 7,338,764.70

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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.