Home / 5,107,002.54-7,047,711.95-2,815,245.24

Finding the Fourth Proportional to 5,107,002.54, 7,047,711.95 and 2,815,245.24

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Solution

The fourth proportional to 5,107,002.54, 7,047,711.95 and 2,815,245.24 is: 3,885,065.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,107,002.54 : 7,047,711.95 = 2,815,245.24 : x
  2. Step 2: Convert to fraction form
    5,107,002.54/7,047,711.95 = 2,815,245.24/x
  3. Step 3: Cross multiply
    5,107,002.54x = 7,047,711.95 × 2,815,245.24
  4. Step 4: Simplify right side
    5,107,002.54x = 19,841,037,520,128.62
  5. Step 5: Solve for x
    x = 19,841,037,520,128.62/5,107,002.54
  6. Step 6: Final answer
    x = 3,885,065.14

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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.