Home / 28,029,478.80-42,044,218.20-27,462,608.40

Finding the Fourth Proportional to 28,029,478.80, 42,044,218.20 and 27,462,608.40

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Solution

The fourth proportional to 28,029,478.80, 42,044,218.20 and 27,462,608.40 is: 41,193,912.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,029,478.80 : 42,044,218.20 = 27,462,608.40 : x
  2. Step 2: Convert to fraction form
    28,029,478.80/42,044,218.20 = 27,462,608.40/x
  3. Step 3: Cross multiply
    28,029,478.80x = 42,044,218.20 × 27,462,608.40
  4. Step 4: Simplify right side
    28,029,478.80x = 1,154,643,899,910,753
  5. Step 5: Solve for x
    x = 1,154,643,899,910,753/28,029,478.80
  6. Step 6: Final answer
    x = 41,193,912.60

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1.5x scale

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.