Home / 8,245,404.60-11,373,930.86-5,142,541.01

Finding the Fourth Proportional to 8,245,404.60, 11,373,930.86 and 5,142,541.01

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Solution

The fourth proportional to 8,245,404.60, 11,373,930.86 and 5,142,541.01 is: 7,093,758.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,245,404.60 : 11,373,930.86 = 5,142,541.01 : x
  2. Step 2: Convert to fraction form
    8,245,404.60/11,373,930.86 = 5,142,541.01/x
  3. Step 3: Cross multiply
    8,245,404.60x = 11,373,930.86 × 5,142,541.01
  4. Step 4: Simplify right side
    8,245,404.60x = 58,490,905,892,454.56
  5. Step 5: Solve for x
    x = 58,490,905,892,454.56/8,245,404.60
  6. Step 6: Final answer
    x = 7,093,758.13

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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.