Home / 51,892,229.55-71,612,771.48-28,688,851.19

Finding the Fourth Proportional to 51,892,229.55, 71,612,771.48 and 28,688,851.19

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Solution

The fourth proportional to 51,892,229.55, 71,612,771.48 and 28,688,851.19 is: 39,591,440.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,892,229.55 : 71,612,771.48 = 28,688,851.19 : x
  2. Step 2: Convert to fraction form
    51,892,229.55/71,612,771.48 = 28,688,851.19/x
  3. Step 3: Cross multiply
    51,892,229.55x = 71,612,771.48 × 28,688,851.19
  4. Step 4: Simplify right side
    51,892,229.55x = 2,054,488,143,892,506.75
  5. Step 5: Solve for x
    x = 2,054,488,143,892,506.75/51,892,229.55
  6. Step 6: Final answer
    x = 39,591,440.99

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.