Home / 7,786,820.40-11,680,230.60-4,598,174.40

Finding the Fourth Proportional to 7,786,820.40, 11,680,230.60 and 4,598,174.40

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Solution

The fourth proportional to 7,786,820.40, 11,680,230.60 and 4,598,174.40 is: 6,897,261.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,786,820.40 : 11,680,230.60 = 4,598,174.40 : x
  2. Step 2: Convert to fraction form
    7,786,820.40/11,680,230.60 = 4,598,174.40/x
  3. Step 3: Cross multiply
    7,786,820.40x = 11,680,230.60 × 4,598,174.40
  4. Step 4: Simplify right side
    7,786,820.40x = 53,707,737,331,016.64
  5. Step 5: Solve for x
    x = 53,707,737,331,016.64/7,786,820.40
  6. Step 6: Final answer
    x = 6,897,261.60

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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.