Home / 28,880,147.10-43,320,220.65-28,040,339.10

Finding the Fourth Proportional to 28,880,147.10, 43,320,220.65 and 28,040,339.10

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Solution

The fourth proportional to 28,880,147.10, 43,320,220.65 and 28,040,339.10 is: 42,060,508.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,880,147.10 : 43,320,220.65 = 28,040,339.10 : x
  2. Step 2: Convert to fraction form
    28,880,147.10/43,320,220.65 = 28,040,339.10/x
  3. Step 3: Cross multiply
    28,880,147.10x = 43,320,220.65 × 28,040,339.10
  4. Step 4: Simplify right side
    28,880,147.10x = 1,214,713,676,912,822.50
  5. Step 5: Solve for x
    x = 1,214,713,676,912,822.50/28,880,147.10
  6. Step 6: Final answer
    x = 42,060,508.65

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Similar ratio
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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.