Home / 7,663,891.92-10,576,426.17-4,179,421.32

Finding the Fourth Proportional to 7,663,891.92, 10,576,426.17 and 4,179,421.32

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Solution

The fourth proportional to 7,663,891.92, 10,576,426.17 and 4,179,421.32 is: 5,767,740.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,663,891.92 : 10,576,426.17 = 4,179,421.32 : x
  2. Step 2: Convert to fraction form
    7,663,891.92/10,576,426.17 = 4,179,421.32/x
  3. Step 3: Cross multiply
    7,663,891.92x = 10,576,426.17 × 4,179,421.32
  4. Step 4: Simplify right side
    7,663,891.92x = 44,203,341,024,303.95
  5. Step 5: Solve for x
    x = 44,203,341,024,303.95/7,663,891.92
  6. Step 6: Final answer
    x = 5,767,740.66

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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.