Home / 7,279,434.16-10,045,654.08-4,016,248.72

Finding the Fourth Proportional to 7,279,434.16, 10,045,654.08 and 4,016,248.72

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Solution

The fourth proportional to 7,279,434.16, 10,045,654.08 and 4,016,248.72 is: 5,542,442.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,279,434.16 : 10,045,654.08 = 4,016,248.72 : x
  2. Step 2: Convert to fraction form
    7,279,434.16/10,045,654.08 = 4,016,248.72/x
  3. Step 3: Cross multiply
    7,279,434.16x = 10,045,654.08 × 4,016,248.72
  4. Step 4: Simplify right side
    7,279,434.16x = 40,345,845,340,362.78
  5. Step 5: Solve for x
    x = 40,345,845,340,362.78/7,279,434.16
  6. Step 6: Final answer
    x = 5,542,442.51

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1.5x scale

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.