Home / 13,664,011.35-18,856,334.85-7,469,084.16

Finding the Fourth Proportional to 13,664,011.35, 18,856,334.85 and 7,469,084.16

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Solution

The fourth proportional to 13,664,011.35, 18,856,334.85 and 7,469,084.16 is: 10,307,335.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,664,011.35 : 18,856,334.85 = 7,469,084.16 : x
  2. Step 2: Convert to fraction form
    13,664,011.35/18,856,334.85 = 7,469,084.16/x
  3. Step 3: Cross multiply
    13,664,011.35x = 18,856,334.85 × 7,469,084.16
  4. Step 4: Simplify right side
    13,664,011.35x = 140,839,551,943,791
  5. Step 5: Solve for x
    x = 140,839,551,943,791/13,664,011.35
  6. Step 6: Final answer
    x = 10,307,335.70

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1.5x scale

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.