Home / 7,918,943.52-10,928,142.08-4,297,271.52

Finding the Fourth Proportional to 7,918,943.52, 10,928,142.08 and 4,297,271.52

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Solution

The fourth proportional to 7,918,943.52, 10,928,142.08 and 4,297,271.52 is: 5,930,234.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,918,943.52 : 10,928,142.08 = 4,297,271.52 : x
  2. Step 2: Convert to fraction form
    7,918,943.52/10,928,142.08 = 4,297,271.52/x
  3. Step 3: Cross multiply
    7,918,943.52x = 10,928,142.08 × 4,297,271.52
  4. Step 4: Simplify right side
    7,918,943.52x = 46,961,193,726,897.55
  5. Step 5: Solve for x
    x = 46,961,193,726,897.55/7,918,943.52
  6. Step 6: Final answer
    x = 5,930,234.71

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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.