Home / 7,109,540.10-10,664,310.15-5,692,364.10

Finding the Fourth Proportional to 7,109,540.10, 10,664,310.15 and 5,692,364.10

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Solution

The fourth proportional to 7,109,540.10, 10,664,310.15 and 5,692,364.10 is: 8,538,546.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,109,540.10 : 10,664,310.15 = 5,692,364.10 : x
  2. Step 2: Convert to fraction form
    7,109,540.10/10,664,310.15 = 5,692,364.10/x
  3. Step 3: Cross multiply
    7,109,540.10x = 10,664,310.15 × 5,692,364.10
  4. Step 4: Simplify right side
    7,109,540.10x = 60,705,136,249,125.61
  5. Step 5: Solve for x
    x = 60,705,136,249,125.61/7,109,540.10
  6. Step 6: Final answer
    x = 8,538,546.15

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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.