Home / 8,669,906.40-13,017,301.20-4,890,770.40

Finding the Fourth Proportional to 8,669,906.40, 13,017,301.20 and 4,890,770.40

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Solution

The fourth proportional to 8,669,906.40, 13,017,301.20 and 4,890,770.40 is: 7,343,174.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,669,906.40 : 13,017,301.20 = 4,890,770.40 : x
  2. Step 2: Convert to fraction form
    8,669,906.40/13,017,301.20 = 4,890,770.40/x
  3. Step 3: Cross multiply
    8,669,906.40x = 13,017,301.20 × 4,890,770.40
  4. Step 4: Simplify right side
    8,669,906.40x = 63,664,631,396,844.48
  5. Step 5: Solve for x
    x = 63,664,631,396,844.48/8,669,906.40
  6. Step 6: Final answer
    x = 7,343,174.02

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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.