Home / 33,128,519.40-49,694,463.90-10,409,639.40

Finding the Fourth Proportional to 33,128,519.40, 49,694,463.90 and 10,409,639.40

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Solution

The fourth proportional to 33,128,519.40, 49,694,463.90 and 10,409,639.40 is: 15,614,988.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,128,519.40 : 49,694,463.90 = 10,409,639.40 : x
  2. Step 2: Convert to fraction form
    33,128,519.40/49,694,463.90 = 10,409,639.40/x
  3. Step 3: Cross multiply
    33,128,519.40x = 49,694,463.90 × 10,409,639.40
  4. Step 4: Simplify right side
    33,128,519.40x = 517,301,449,375,317.69
  5. Step 5: Solve for x
    x = 517,301,449,375,317.69/33,128,519.40
  6. Step 6: Final answer
    x = 15,614,988.50

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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.