Home / 28,069,405.24-38,753,998.44-25,124,117.62

Finding the Fourth Proportional to 28,069,405.24, 38,753,998.44 and 25,124,117.62

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Solution

The fourth proportional to 28,069,405.24, 38,753,998.44 and 25,124,117.62 is: 34,687,589.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,069,405.24 : 38,753,998.44 = 25,124,117.62 : x
  2. Step 2: Convert to fraction form
    28,069,405.24/38,753,998.44 = 25,124,117.62/x
  3. Step 3: Cross multiply
    28,069,405.24x = 38,753,998.44 × 25,124,117.62
  4. Step 4: Simplify right side
    28,069,405.24x = 973,660,015,051,856.50
  5. Step 5: Solve for x
    x = 973,660,015,051,856.50/28,069,405.24
  6. Step 6: Final answer
    x = 34,687,589.81

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.