Home / 13,280,884.08-18,336,082.21-10,839,319.10

Finding the Fourth Proportional to 13,280,884.08, 18,336,082.21 and 10,839,319.10

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Solution

The fourth proportional to 13,280,884.08, 18,336,082.21 and 10,839,319.10 is: 14,965,166.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,280,884.08 : 18,336,082.21 = 10,839,319.10 : x
  2. Step 2: Convert to fraction form
    13,280,884.08/18,336,082.21 = 10,839,319.10/x
  3. Step 3: Cross multiply
    13,280,884.08x = 18,336,082.21 × 10,839,319.10
  4. Step 4: Simplify right side
    13,280,884.08x = 198,750,646,201,636.25
  5. Step 5: Solve for x
    x = 198,750,646,201,636.25/13,280,884.08
  6. Step 6: Final answer
    x = 14,965,166.85

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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.