Home / 22,385,390.70-33,578,086.05-7,240,853.10

Finding the Fourth Proportional to 22,385,390.70, 33,578,086.05 and 7,240,853.10

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Solution

The fourth proportional to 22,385,390.70, 33,578,086.05 and 7,240,853.10 is: 10,861,279.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,385,390.70 : 33,578,086.05 = 7,240,853.10 : x
  2. Step 2: Convert to fraction form
    22,385,390.70/33,578,086.05 = 7,240,853.10/x
  3. Step 3: Cross multiply
    22,385,390.70x = 33,578,086.05 × 7,240,853.10
  4. Step 4: Simplify right side
    22,385,390.70x = 243,133,988,467,209.22
  5. Step 5: Solve for x
    x = 243,133,988,467,209.22/22,385,390.70
  6. Step 6: Final answer
    x = 10,861,279.65

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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.