Home / 60,216,113.60-90,324,170.40-19,821,348.80

Finding the Fourth Proportional to 60,216,113.60, 90,324,170.40 and 19,821,348.80

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Solution

The fourth proportional to 60,216,113.60, 90,324,170.40 and 19,821,348.80 is: 29,732,023.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,216,113.60 : 90,324,170.40 = 19,821,348.80 : x
  2. Step 2: Convert to fraction form
    60,216,113.60/90,324,170.40 = 19,821,348.80/x
  3. Step 3: Cross multiply
    60,216,113.60x = 90,324,170.40 × 19,821,348.80
  4. Step 4: Simplify right side
    60,216,113.60x = 1,790,346,886,569,035.75
  5. Step 5: Solve for x
    x = 1,790,346,886,569,035.75/60,216,113.60
  6. Step 6: Final answer
    x = 29,732,023.20

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1.5x scale

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.