Home / 8,136,765.45-12,205,332.24-2,071,474.51

Finding the Fourth Proportional to 8,136,765.45, 12,205,332.24 and 2,071,474.51

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Solution

The fourth proportional to 8,136,765.45, 12,205,332.24 and 2,071,474.51 is: 3,107,258.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,136,765.45 : 12,205,332.24 = 2,071,474.51 : x
  2. Step 2: Convert to fraction form
    8,136,765.45/12,205,332.24 = 2,071,474.51/x
  3. Step 3: Cross multiply
    8,136,765.45x = 12,205,332.24 × 2,071,474.51
  4. Step 4: Simplify right side
    8,136,765.45x = 25,283,034,621,241.20
  5. Step 5: Solve for x
    x = 25,283,034,621,241.20/8,136,765.45
  6. Step 6: Final answer
    x = 3,107,258.62

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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.