Home / 70,049,902.10-104,983,711.97-28,502,359.38

Finding the Fourth Proportional to 70,049,902.10, 104,983,711.97 and 28,502,359.38

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Solution

The fourth proportional to 70,049,902.10, 104,983,711.97 and 28,502,359.38 is: 42,716,454.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,049,902.10 : 104,983,711.97 = 28,502,359.38 : x
  2. Step 2: Convert to fraction form
    70,049,902.10/104,983,711.97 = 28,502,359.38/x
  3. Step 3: Cross multiply
    70,049,902.10x = 104,983,711.97 × 28,502,359.38
  4. Step 4: Simplify right side
    70,049,902.10x = 2,992,283,487,472,836
  5. Step 5: Solve for x
    x = 2,992,283,487,472,836/70,049,902.10
  6. Step 6: Final answer
    x = 42,716,454.96

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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.