Home / 28,447,390.20-42,608,099.70-23,408,542.20

Finding the Fourth Proportional to 28,447,390.20, 42,608,099.70 and 23,408,542.20

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Solution

The fourth proportional to 28,447,390.20, 42,608,099.70 and 23,408,542.20 is: 35,060,984.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,447,390.20 : 42,608,099.70 = 23,408,542.20 : x
  2. Step 2: Convert to fraction form
    28,447,390.20/42,608,099.70 = 23,408,542.20/x
  3. Step 3: Cross multiply
    28,447,390.20x = 42,608,099.70 × 23,408,542.20
  4. Step 4: Simplify right side
    28,447,390.20x = 997,393,499,889,257.38
  5. Step 5: Solve for x
    x = 997,393,499,889,257.38/28,447,390.20
  6. Step 6: Final answer
    x = 35,060,984.25

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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.