Home / 5,756,022.72-7,943,983.20-4,787,444.16

Finding the Fourth Proportional to 5,756,022.72, 7,943,983.20 and 4,787,444.16

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Solution

The fourth proportional to 5,756,022.72, 7,943,983.20 and 4,787,444.16 is: 6,607,231.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,756,022.72 : 7,943,983.20 = 4,787,444.16 : x
  2. Step 2: Convert to fraction form
    5,756,022.72/7,943,983.20 = 4,787,444.16/x
  3. Step 3: Cross multiply
    5,756,022.72x = 7,943,983.20 × 4,787,444.16
  4. Step 4: Simplify right side
    5,756,022.72x = 38,031,375,977,978.12
  5. Step 5: Solve for x
    x = 38,031,375,977,978.12/5,756,022.72
  6. Step 6: Final answer
    x = 6,607,231.73

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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.