Home / 28,373,679.54-42,566,503.59-9,202,947.84

Finding the Fourth Proportional to 28,373,679.54, 42,566,503.59 and 9,202,947.84

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Solution

The fourth proportional to 28,373,679.54, 42,566,503.59 and 9,202,947.84 is: 13,806,362.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,373,679.54 : 42,566,503.59 = 9,202,947.84 : x
  2. Step 2: Convert to fraction form
    28,373,679.54/42,566,503.59 = 9,202,947.84/x
  3. Step 3: Cross multiply
    28,373,679.54x = 42,566,503.59 × 9,202,947.84
  4. Step 4: Simplify right side
    28,373,679.54x = 391,737,312,269,942.75
  5. Step 5: Solve for x
    x = 391,737,312,269,942.75/28,373,679.54
  6. Step 6: Final answer
    x = 13,806,362.75

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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.