Home / 7,481,385.31-10,324,316.15-4,173,679.56

Finding the Fourth Proportional to 7,481,385.31, 10,324,316.15 and 4,173,679.56

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Solution

The fourth proportional to 7,481,385.31, 10,324,316.15 and 4,173,679.56 is: 5,759,680.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,481,385.31 : 10,324,316.15 = 4,173,679.56 : x
  2. Step 2: Convert to fraction form
    7,481,385.31/10,324,316.15 = 4,173,679.56/x
  3. Step 3: Cross multiply
    7,481,385.31x = 10,324,316.15 × 4,173,679.56
  4. Step 4: Simplify right side
    7,481,385.31x = 43,090,387,245,045.52
  5. Step 5: Solve for x
    x = 43,090,387,245,045.52/7,481,385.31
  6. Step 6: Final answer
    x = 5,759,680.25

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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.