Home / 10,927,569.60-15,082,019.88-6,517,578

Finding the Fourth Proportional to 10,927,569.60, 15,082,019.88 and 6,517,578

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Solution

The fourth proportional to 10,927,569.60, 15,082,019.88 and 6,517,578 is: 8,995,434.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,927,569.60 : 15,082,019.88 = 6,517,578 : x
  2. Step 2: Convert to fraction form
    10,927,569.60/15,082,019.88 = 6,517,578/x
  3. Step 3: Cross multiply
    10,927,569.60x = 15,082,019.88 × 6,517,578
  4. Step 4: Simplify right side
    10,927,569.60x = 98,298,240,965,450.64
  5. Step 5: Solve for x
    x = 98,298,240,965,450.64/10,927,569.60
  6. Step 6: Final answer
    x = 8,995,434.90

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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.