Home / 8,137,157.70-12,201,301.80-2,456,643.90

Finding the Fourth Proportional to 8,137,157.70, 12,201,301.80 and 2,456,643.90

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Solution

The fourth proportional to 8,137,157.70, 12,201,301.80 and 2,456,643.90 is: 3,683,626.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,137,157.70 : 12,201,301.80 = 2,456,643.90 : x
  2. Step 2: Convert to fraction form
    8,137,157.70/12,201,301.80 = 2,456,643.90/x
  3. Step 3: Cross multiply
    8,137,157.70x = 12,201,301.80 × 2,456,643.90
  4. Step 4: Simplify right side
    8,137,157.70x = 29,974,253,639,029.02
  5. Step 5: Solve for x
    x = 29,974,253,639,029.02/8,137,157.70
  6. Step 6: Final answer
    x = 3,683,626.98

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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.