Home / 28,391,532.75-42,587,298.95-6,826,134.47

Finding the Fourth Proportional to 28,391,532.75, 42,587,298.95 and 6,826,134.47

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Solution

The fourth proportional to 28,391,532.75, 42,587,298.95 and 6,826,134.47 is: 10,239,201.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,391,532.75 : 42,587,298.95 = 6,826,134.47 : x
  2. Step 2: Convert to fraction form
    28,391,532.75/42,587,298.95 = 6,826,134.47/x
  3. Step 3: Cross multiply
    28,391,532.75x = 42,587,298.95 × 6,826,134.47
  4. Step 4: Simplify right side
    28,391,532.75x = 290,706,629,099,722.62
  5. Step 5: Solve for x
    x = 290,706,629,099,722.62/28,391,532.75
  6. Step 6: Final answer
    x = 10,239,201.65

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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.