Home / 14,761,471.80-22,142,207.70-5,187,660.60

Finding the Fourth Proportional to 14,761,471.80, 22,142,207.70 and 5,187,660.60

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Solution

The fourth proportional to 14,761,471.80, 22,142,207.70 and 5,187,660.60 is: 7,781,490.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,761,471.80 : 22,142,207.70 = 5,187,660.60 : x
  2. Step 2: Convert to fraction form
    14,761,471.80/22,142,207.70 = 5,187,660.60/x
  3. Step 3: Cross multiply
    14,761,471.80x = 22,142,207.70 × 5,187,660.60
  4. Step 4: Simplify right side
    14,761,471.80x = 114,866,258,482,306.61
  5. Step 5: Solve for x
    x = 114,866,258,482,306.61/14,761,471.80
  6. Step 6: Final answer
    x = 7,781,490.90

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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.