Home / 39,198,639.60-58,805,808-21,951,367.80

Finding the Fourth Proportional to 39,198,639.60, 58,805,808 and 21,951,367.80

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Solution

The fourth proportional to 39,198,639.60, 58,805,808 and 21,951,367.80 is: 32,931,446.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,198,639.60 : 58,805,808 = 21,951,367.80 : x
  2. Step 2: Convert to fraction form
    39,198,639.60/58,805,808 = 21,951,367.80/x
  3. Step 3: Cross multiply
    39,198,639.60x = 58,805,808 × 21,951,367.80
  4. Step 4: Simplify right side
    39,198,639.60x = 1,290,867,920,184,182.50
  5. Step 5: Solve for x
    x = 1,290,867,920,184,182.50/39,198,639.60
  6. Step 6: Final answer
    x = 32,931,446.94

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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.