Home / 7,296,286.12-10,068,877.02-3,988,594.72

Finding the Fourth Proportional to 7,296,286.12, 10,068,877.02 and 3,988,594.72

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Solution

The fourth proportional to 7,296,286.12, 10,068,877.02 and 3,988,594.72 is: 5,504,261.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,296,286.12 : 10,068,877.02 = 3,988,594.72 : x
  2. Step 2: Convert to fraction form
    7,296,286.12/10,068,877.02 = 3,988,594.72/x
  3. Step 3: Cross multiply
    7,296,286.12x = 10,068,877.02 × 3,988,594.72
  4. Step 4: Simplify right side
    7,296,286.12x = 40,160,669,718,301.34
  5. Step 5: Solve for x
    x = 40,160,669,718,301.34/7,296,286.12
  6. Step 6: Final answer
    x = 5,504,261.90

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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.