Home / 10,371,378.88-14,310,790.92-5,787,689.20

Finding the Fourth Proportional to 10,371,378.88, 14,310,790.92 and 5,787,689.20

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Solution

The fourth proportional to 10,371,378.88, 14,310,790.92 and 5,787,689.20 is: 7,986,055.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,371,378.88 : 14,310,790.92 = 5,787,689.20 : x
  2. Step 2: Convert to fraction form
    10,371,378.88/14,310,790.92 = 5,787,689.20/x
  3. Step 3: Cross multiply
    10,371,378.88x = 14,310,790.92 × 5,787,689.20
  4. Step 4: Simplify right side
    10,371,378.88x = 82,826,410,051,142.06
  5. Step 5: Solve for x
    x = 82,826,410,051,142.06/10,371,378.88
  6. Step 6: Final answer
    x = 7,986,055.76

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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.