Home / 8,112,971.57-12,175,411.46-6,534,591.80

Finding the Fourth Proportional to 8,112,971.57, 12,175,411.46 and 6,534,591.80

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Solution

The fourth proportional to 8,112,971.57, 12,175,411.46 and 6,534,591.80 is: 9,806,683.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,112,971.57 : 12,175,411.46 = 6,534,591.80 : x
  2. Step 2: Convert to fraction form
    8,112,971.57/12,175,411.46 = 6,534,591.80/x
  3. Step 3: Cross multiply
    8,112,971.57x = 12,175,411.46 × 6,534,591.80
  4. Step 4: Simplify right side
    8,112,971.57x = 79,561,343,794,592.02
  5. Step 5: Solve for x
    x = 79,561,343,794,592.02/8,112,971.57
  6. Step 6: Final answer
    x = 9,806,683.43

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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.