Home / 25,666,039.80-38,499,059.70-25,489,092.60

Finding the Fourth Proportional to 25,666,039.80, 38,499,059.70 and 25,489,092.60

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Solution

The fourth proportional to 25,666,039.80, 38,499,059.70 and 25,489,092.60 is: 38,233,638.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,666,039.80 : 38,499,059.70 = 25,489,092.60 : x
  2. Step 2: Convert to fraction form
    25,666,039.80/38,499,059.70 = 25,489,092.60/x
  3. Step 3: Cross multiply
    25,666,039.80x = 38,499,059.70 × 25,489,092.60
  4. Step 4: Simplify right side
    25,666,039.80x = 981,306,097,706,228.38
  5. Step 5: Solve for x
    x = 981,306,097,706,228.38/25,666,039.80
  6. Step 6: Final answer
    x = 38,233,638.90

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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.