Home / 33,133,619.40-49,700,429.10-20,361,320.70

Finding the Fourth Proportional to 33,133,619.40, 49,700,429.10 and 20,361,320.70

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Solution

The fourth proportional to 33,133,619.40, 49,700,429.10 and 20,361,320.70 is: 30,541,981.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,133,619.40 : 49,700,429.10 = 20,361,320.70 : x
  2. Step 2: Convert to fraction form
    33,133,619.40/49,700,429.10 = 20,361,320.70/x
  3. Step 3: Cross multiply
    33,133,619.40x = 49,700,429.10 × 20,361,320.70
  4. Step 4: Simplify right side
    33,133,619.40x = 1,011,966,375,832,712.38
  5. Step 5: Solve for x
    x = 1,011,966,375,832,712.38/33,133,619.40
  6. Step 6: Final answer
    x = 30,541,981.05

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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.