Home / 28,010,694.40-42,016,041.60-16,033,580.80

Finding the Fourth Proportional to 28,010,694.40, 42,016,041.60 and 16,033,580.80

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Solution

The fourth proportional to 28,010,694.40, 42,016,041.60 and 16,033,580.80 is: 24,050,371.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,010,694.40 : 42,016,041.60 = 16,033,580.80 : x
  2. Step 2: Convert to fraction form
    28,010,694.40/42,016,041.60 = 16,033,580.80/x
  3. Step 3: Cross multiply
    28,010,694.40x = 42,016,041.60 × 16,033,580.80
  4. Step 4: Simplify right side
    28,010,694.40x = 673,667,597,889,761.38
  5. Step 5: Solve for x
    x = 673,667,597,889,761.38/28,010,694.40
  6. Step 6: Final answer
    x = 24,050,371.20

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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.