Home / 5,398,665.64-7,445,330.04-4,479,436.72

Finding the Fourth Proportional to 5,398,665.64, 7,445,330.04 and 4,479,436.72

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Solution

The fourth proportional to 5,398,665.64, 7,445,330.04 and 4,479,436.72 is: 6,177,616.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,398,665.64 : 7,445,330.04 = 4,479,436.72 : x
  2. Step 2: Convert to fraction form
    5,398,665.64/7,445,330.04 = 4,479,436.72/x
  3. Step 3: Cross multiply
    5,398,665.64x = 7,445,330.04 × 4,479,436.72
  4. Step 4: Simplify right side
    5,398,665.64x = 33,350,884,773,695.07
  5. Step 5: Solve for x
    x = 33,350,884,773,695.07/5,398,665.64
  6. Step 6: Final answer
    x = 6,177,616.28

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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.