Home / 71,232,212.28-106,821,081.66-38,866,815.72

Finding the Fourth Proportional to 71,232,212.28, 106,821,081.66 and 38,866,815.72

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Solution

The fourth proportional to 71,232,212.28, 106,821,081.66 and 38,866,815.72 is: 58,285,362.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,232,212.28 : 106,821,081.66 = 38,866,815.72 : x
  2. Step 2: Convert to fraction form
    71,232,212.28/106,821,081.66 = 38,866,815.72/x
  3. Step 3: Cross multiply
    71,232,212.28x = 106,821,081.66 × 38,866,815.72
  4. Step 4: Simplify right side
    71,232,212.28x = 4,151,795,295,890,291.50
  5. Step 5: Solve for x
    x = 4,151,795,295,890,291.50/71,232,212.28
  6. Step 6: Final answer
    x = 58,285,362.24

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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.