Home / 7,100,442.80-10,644,443.40-4,257,537.20

Finding the Fourth Proportional to 7,100,442.80, 10,644,443.40 and 4,257,537.20

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Solution

The fourth proportional to 7,100,442.80, 10,644,443.40 and 4,257,537.20 is: 6,382,575.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,100,442.80 : 10,644,443.40 = 4,257,537.20 : x
  2. Step 2: Convert to fraction form
    7,100,442.80/10,644,443.40 = 4,257,537.20/x
  3. Step 3: Cross multiply
    7,100,442.80x = 10,644,443.40 × 4,257,537.20
  4. Step 4: Simplify right side
    7,100,442.80x = 45,319,113,748,794.48
  5. Step 5: Solve for x
    x = 45,319,113,748,794.48/7,100,442.80
  6. Step 6: Final answer
    x = 6,382,575.71

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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.