Home / 5,148,227.12-7,104,554.52-2,856,382.40

Finding the Fourth Proportional to 5,148,227.12, 7,104,554.52 and 2,856,382.40

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Solution

The fourth proportional to 5,148,227.12, 7,104,554.52 and 2,856,382.40 is: 3,941,808.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,148,227.12 : 7,104,554.52 = 2,856,382.40 : x
  2. Step 2: Convert to fraction form
    5,148,227.12/7,104,554.52 = 2,856,382.40/x
  3. Step 3: Cross multiply
    5,148,227.12x = 7,104,554.52 × 2,856,382.40
  4. Step 4: Simplify right side
    5,148,227.12x = 20,293,324,490,768.45
  5. Step 5: Solve for x
    x = 20,293,324,490,768.45/5,148,227.12
  6. Step 6: Final answer
    x = 3,941,808.32

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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.