Home / 14,555,998.80-21,833,998.20-12,918,373.20

Finding the Fourth Proportional to 14,555,998.80, 21,833,998.20 and 12,918,373.20

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Solution

The fourth proportional to 14,555,998.80, 21,833,998.20 and 12,918,373.20 is: 19,377,559.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,555,998.80 : 21,833,998.20 = 12,918,373.20 : x
  2. Step 2: Convert to fraction form
    14,555,998.80/21,833,998.20 = 12,918,373.20/x
  3. Step 3: Cross multiply
    14,555,998.80x = 21,833,998.20 × 12,918,373.20
  4. Step 4: Simplify right side
    14,555,998.80x = 282,059,737,195,728.19
  5. Step 5: Solve for x
    x = 282,059,737,195,728.19/14,555,998.80
  6. Step 6: Final answer
    x = 19,377,559.80

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Similar ratio
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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.