Home / 8,149,812.40-12,232,591.80-4,961,166.40

Finding the Fourth Proportional to 8,149,812.40, 12,232,591.80 and 4,961,166.40

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Solution

The fourth proportional to 8,149,812.40, 12,232,591.80 and 4,961,166.40 is: 7,446,542.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,149,812.40 : 12,232,591.80 = 4,961,166.40 : x
  2. Step 2: Convert to fraction form
    8,149,812.40/12,232,591.80 = 4,961,166.40/x
  3. Step 3: Cross multiply
    8,149,812.40x = 12,232,591.80 × 4,961,166.40
  4. Step 4: Simplify right side
    8,149,812.40x = 60,687,923,423,075.53
  5. Step 5: Solve for x
    x = 60,687,923,423,075.53/8,149,812.40
  6. Step 6: Final answer
    x = 7,446,542.38

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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.