Home / 39,758,080.80-59,637,121.20-18,217,005.60

Finding the Fourth Proportional to 39,758,080.80, 59,637,121.20 and 18,217,005.60

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Solution

The fourth proportional to 39,758,080.80, 59,637,121.20 and 18,217,005.60 is: 27,325,508.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,758,080.80 : 59,637,121.20 = 18,217,005.60 : x
  2. Step 2: Convert to fraction form
    39,758,080.80/59,637,121.20 = 18,217,005.60/x
  3. Step 3: Cross multiply
    39,758,080.80x = 59,637,121.20 × 18,217,005.60
  4. Step 4: Simplify right side
    39,758,080.80x = 1,086,409,770,868,278.88
  5. Step 5: Solve for x
    x = 1,086,409,770,868,278.88/39,758,080.80
  6. Step 6: Final answer
    x = 27,325,508.40

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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.