Home / 48,490,082.79-66,907,503.50-28,647,078.84

Finding the Fourth Proportional to 48,490,082.79, 66,907,503.50 and 28,647,078.84

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Solution

The fourth proportional to 48,490,082.79, 66,907,503.50 and 28,647,078.84 is: 39,527,763.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,490,082.79 : 66,907,503.50 = 28,647,078.84 : x
  2. Step 2: Convert to fraction form
    48,490,082.79/66,907,503.50 = 28,647,078.84/x
  3. Step 3: Cross multiply
    48,490,082.79x = 66,907,503.50 × 28,647,078.84
  4. Step 4: Simplify right side
    48,490,082.79x = 1,916,704,527,411,650.75
  5. Step 5: Solve for x
    x = 1,916,704,527,411,650.75/48,490,082.79
  6. Step 6: Final answer
    x = 39,527,763.55

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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.