Home / 7,242,465.40-10,847,951.70-4,397,615.80

Finding the Fourth Proportional to 7,242,465.40, 10,847,951.70 and 4,397,615.80

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Solution

The fourth proportional to 7,242,465.40, 10,847,951.70 and 4,397,615.80 is: 6,586,862.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,242,465.40 : 10,847,951.70 = 4,397,615.80 : x
  2. Step 2: Convert to fraction form
    7,242,465.40/10,847,951.70 = 4,397,615.80/x
  3. Step 3: Cross multiply
    7,242,465.40x = 10,847,951.70 × 4,397,615.80
  4. Step 4: Simplify right side
    7,242,465.40x = 47,705,123,793,556.85
  5. Step 5: Solve for x
    x = 47,705,123,793,556.85/7,242,465.40
  6. Step 6: Final answer
    x = 6,586,862.51

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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.