Home / 5,073,102.46-7,000,879.71-2,781,213.94

Finding the Fourth Proportional to 5,073,102.46, 7,000,879.71 and 2,781,213.94

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Solution

The fourth proportional to 5,073,102.46, 7,000,879.71 and 2,781,213.94 is: 3,838,074.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,073,102.46 : 7,000,879.71 = 2,781,213.94 : x
  2. Step 2: Convert to fraction form
    5,073,102.46/7,000,879.71 = 2,781,213.94/x
  3. Step 3: Cross multiply
    5,073,102.46x = 7,000,879.71 × 2,781,213.94
  4. Step 4: Simplify right side
    5,073,102.46x = 19,470,944,241,715.16
  5. Step 5: Solve for x
    x = 19,470,944,241,715.16/5,073,102.46
  6. Step 6: Final answer
    x = 3,838,074.31

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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.