Home / 5,124,839.43-7,671,426.62-2,813,550.86

Finding the Fourth Proportional to 5,124,839.43, 7,671,426.62 and 2,813,550.86

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Solution

The fourth proportional to 5,124,839.43, 7,671,426.62 and 2,813,550.86 is: 4,211,634.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,124,839.43 : 7,671,426.62 = 2,813,550.86 : x
  2. Step 2: Convert to fraction form
    5,124,839.43/7,671,426.62 = 2,813,550.86/x
  3. Step 3: Cross multiply
    5,124,839.43x = 7,671,426.62 × 2,813,550.86
  4. Step 4: Simplify right side
    5,124,839.43x = 21,583,948,911,703.01
  5. Step 5: Solve for x
    x = 21,583,948,911,703.01/5,124,839.43
  6. Step 6: Final answer
    x = 4,211,634.18

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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.