Home / 25,729,216.56-38,599,423.56-7,777,854

Finding the Fourth Proportional to 25,729,216.56, 38,599,423.56 and 7,777,854

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Solution

The fourth proportional to 25,729,216.56, 38,599,423.56 and 7,777,854 is: 11,668,473.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,729,216.56 : 38,599,423.56 = 7,777,854 : x
  2. Step 2: Convert to fraction form
    25,729,216.56/38,599,423.56 = 7,777,854/x
  3. Step 3: Cross multiply
    25,729,216.56x = 38,599,423.56 × 7,777,854
  4. Step 4: Simplify right side
    25,729,216.56x = 300,220,680,933,840.25
  5. Step 5: Solve for x
    x = 300,220,680,933,840.25/25,729,216.56
  6. Step 6: Final answer
    x = 11,668,473.47

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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.