Home / 51,077,738-70,488,767.04-27,874,359.56

Finding the Fourth Proportional to 51,077,738, 70,488,767.04 and 27,874,359.56

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Solution

The fourth proportional to 51,077,738, 70,488,767.04 and 27,874,359.56 is: 38,467,428.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,077,738 : 70,488,767.04 = 27,874,359.56 : x
  2. Step 2: Convert to fraction form
    51,077,738/70,488,767.04 = 27,874,359.56/x
  3. Step 3: Cross multiply
    51,077,738x = 70,488,767.04 × 27,874,359.56
  4. Step 4: Simplify right side
    51,077,738x = 1,964,829,237,414,037
  5. Step 5: Solve for x
    x = 1,964,829,237,414,037/51,077,738
  6. Step 6: Final answer
    x = 38,467,428.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.