Home / 6,515,974.52-8,960,158.38-5,655,040.10

Finding the Fourth Proportional to 6,515,974.52, 8,960,158.38 and 5,655,040.10

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Solution

The fourth proportional to 6,515,974.52, 8,960,158.38 and 5,655,040.10 is: 7,776,281.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,515,974.52 : 8,960,158.38 = 5,655,040.10 : x
  2. Step 2: Convert to fraction form
    6,515,974.52/8,960,158.38 = 5,655,040.10/x
  3. Step 3: Cross multiply
    6,515,974.52x = 8,960,158.38 × 5,655,040.10
  4. Step 4: Simplify right side
    6,515,974.52x = 50,670,054,941,251.04
  5. Step 5: Solve for x
    x = 50,670,054,941,251.04/6,515,974.52
  6. Step 6: Final answer
    x = 7,776,281.93

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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.