Home / 25,437,306.96-37,983,659.67-20,191,057.65

Finding the Fourth Proportional to 25,437,306.96, 37,983,659.67 and 20,191,057.65

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Solution

The fourth proportional to 25,437,306.96, 37,983,659.67 and 20,191,057.65 is: 30,149,821.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,437,306.96 : 37,983,659.67 = 20,191,057.65 : x
  2. Step 2: Convert to fraction form
    25,437,306.96/37,983,659.67 = 20,191,057.65/x
  3. Step 3: Cross multiply
    25,437,306.96x = 37,983,659.67 × 20,191,057.65
  4. Step 4: Simplify right side
    25,437,306.96x = 766,930,262,154,950
  5. Step 5: Solve for x
    x = 766,930,262,154,950/25,437,306.96
  6. Step 6: Final answer
    x = 30,149,821.42

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.