Home / 8,722,113.62-13,085,039.86-2,657,334.20

Finding the Fourth Proportional to 8,722,113.62, 13,085,039.86 and 2,657,334.20

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Solution

The fourth proportional to 8,722,113.62, 13,085,039.86 and 2,657,334.20 is: 3,986,570.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,722,113.62 : 13,085,039.86 = 2,657,334.20 : x
  2. Step 2: Convert to fraction form
    8,722,113.62/13,085,039.86 = 2,657,334.20/x
  3. Step 3: Cross multiply
    8,722,113.62x = 13,085,039.86 × 2,657,334.20
  4. Step 4: Simplify right side
    8,722,113.62x = 34,771,323,928,341.21
  5. Step 5: Solve for x
    x = 34,771,323,928,341.21/8,722,113.62
  6. Step 6: Final answer
    x = 3,986,570.85

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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.