Home / 8,377,747-11,562,229.22-5,071,863.40

Finding the Fourth Proportional to 8,377,747, 11,562,229.22 and 5,071,863.40

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Solution

The fourth proportional to 8,377,747, 11,562,229.22 and 5,071,863.40 is: 6,999,739.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,377,747 : 11,562,229.22 = 5,071,863.40 : x
  2. Step 2: Convert to fraction form
    8,377,747/11,562,229.22 = 5,071,863.40/x
  3. Step 3: Cross multiply
    8,377,747x = 11,562,229.22 × 5,071,863.40
  4. Step 4: Simplify right side
    8,377,747x = 58,642,047,203,328.55
  5. Step 5: Solve for x
    x = 58,642,047,203,328.55/8,377,747
  6. Step 6: Final answer
    x = 6,999,739.57

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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.