Home / 5,194,454.40-7,168,209.48-2,902,633.92

Finding the Fourth Proportional to 5,194,454.40, 7,168,209.48 and 2,902,633.92

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Solution

The fourth proportional to 5,194,454.40, 7,168,209.48 and 2,902,633.92 is: 4,005,557.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,194,454.40 : 7,168,209.48 = 2,902,633.92 : x
  2. Step 2: Convert to fraction form
    5,194,454.40/7,168,209.48 = 2,902,633.92/x
  3. Step 3: Cross multiply
    5,194,454.40x = 7,168,209.48 × 2,902,633.92
  4. Step 4: Simplify right side
    5,194,454.40x = 20,806,687,982,313.56
  5. Step 5: Solve for x
    x = 20,806,687,982,313.56/5,194,454.40
  6. Step 6: Final answer
    x = 4,005,557.92

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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.