Home / 65,373,582.29-90,221,915.78-48,824,976.62

Finding the Fourth Proportional to 65,373,582.29, 90,221,915.78 and 48,824,976.62

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Solution

The fourth proportional to 65,373,582.29, 90,221,915.78 and 48,824,976.62 is: 67,383,226.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,373,582.29 : 90,221,915.78 = 48,824,976.62 : x
  2. Step 2: Convert to fraction form
    65,373,582.29/90,221,915.78 = 48,824,976.62/x
  3. Step 3: Cross multiply
    65,373,582.29x = 90,221,915.78 × 48,824,976.62
  4. Step 4: Simplify right side
    65,373,582.29x = 4,405,082,928,241,062
  5. Step 5: Solve for x
    x = 4,405,082,928,241,062/65,373,582.29
  6. Step 6: Final answer
    x = 67,383,226.90

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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.