Home / 5,392,003.70-8,088,005.55-4,981,430.90

Finding the Fourth Proportional to 5,392,003.70, 8,088,005.55 and 4,981,430.90

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Solution

The fourth proportional to 5,392,003.70, 8,088,005.55 and 4,981,430.90 is: 7,472,146.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,392,003.70 : 8,088,005.55 = 4,981,430.90 : x
  2. Step 2: Convert to fraction form
    5,392,003.70/8,088,005.55 = 4,981,430.90/x
  3. Step 3: Cross multiply
    5,392,003.70x = 8,088,005.55 × 4,981,430.90
  4. Step 4: Simplify right side
    5,392,003.70x = 40,289,840,766,141.50
  5. Step 5: Solve for x
    x = 40,289,840,766,141.50/5,392,003.70
  6. Step 6: Final answer
    x = 7,472,146.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.