Home / 9,078,589.44-12,528,076.44-4,948,529.76

Finding the Fourth Proportional to 9,078,589.44, 12,528,076.44 and 4,948,529.76

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Solution

The fourth proportional to 9,078,589.44, 12,528,076.44 and 4,948,529.76 is: 6,828,765.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,078,589.44 : 12,528,076.44 = 4,948,529.76 : x
  2. Step 2: Convert to fraction form
    9,078,589.44/12,528,076.44 = 4,948,529.76/x
  3. Step 3: Cross multiply
    9,078,589.44x = 12,528,076.44 × 4,948,529.76
  4. Step 4: Simplify right side
    9,078,589.44x = 61,995,559,098,894.85
  5. Step 5: Solve for x
    x = 61,995,559,098,894.85/9,078,589.44
  6. Step 6: Final answer
    x = 6,828,765.58

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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.