Home / 8,669,557.32-13,004,366.82-2,912,126.28

Finding the Fourth Proportional to 8,669,557.32, 13,004,366.82 and 2,912,126.28

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Solution

The fourth proportional to 8,669,557.32, 13,004,366.82 and 2,912,126.28 is: 4,368,199.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,669,557.32 : 13,004,366.82 = 2,912,126.28 : x
  2. Step 2: Convert to fraction form
    8,669,557.32/13,004,366.82 = 2,912,126.28/x
  3. Step 3: Cross multiply
    8,669,557.32x = 13,004,366.82 × 2,912,126.28
  4. Step 4: Simplify right side
    8,669,557.32x = 37,870,358,371,282.03
  5. Step 5: Solve for x
    x = 37,870,358,371,282.03/8,669,557.32
  6. Step 6: Final answer
    x = 4,368,199.78

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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.