Home / 5,715,321.92-8,574,476.78-3,316,860.92

Finding the Fourth Proportional to 5,715,321.92, 8,574,476.78 and 3,316,860.92

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Solution

The fourth proportional to 5,715,321.92, 8,574,476.78 and 3,316,860.92 is: 4,976,158.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,715,321.92 : 8,574,476.78 = 3,316,860.92 : x
  2. Step 2: Convert to fraction form
    5,715,321.92/8,574,476.78 = 3,316,860.92/x
  3. Step 3: Cross multiply
    5,715,321.92x = 8,574,476.78 × 3,316,860.92
  4. Step 4: Simplify right side
    5,715,321.92x = 28,440,346,941,029.43
  5. Step 5: Solve for x
    x = 28,440,346,941,029.43/5,715,321.92
  6. Step 6: Final answer
    x = 4,976,158.36

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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.