Home / 33,120,123.70-49,680,185.55-10,403,317.30

Finding the Fourth Proportional to 33,120,123.70, 49,680,185.55 and 10,403,317.30

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Solution

The fourth proportional to 33,120,123.70, 49,680,185.55 and 10,403,317.30 is: 15,604,975.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,120,123.70 : 49,680,185.55 = 10,403,317.30 : x
  2. Step 2: Convert to fraction form
    33,120,123.70/49,680,185.55 = 10,403,317.30/x
  3. Step 3: Cross multiply
    33,120,123.70x = 49,680,185.55 × 10,403,317.30
  4. Step 4: Simplify right side
    33,120,123.70x = 516,838,733,799,525
  5. Step 5: Solve for x
    x = 516,838,733,799,525/33,120,123.70
  6. Step 6: Final answer
    x = 15,604,975.95

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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.