Home / 51,180,977.16-70,629,743.26-27,976,196.79

Finding the Fourth Proportional to 51,180,977.16, 70,629,743.26 and 27,976,196.79

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Solution

The fourth proportional to 51,180,977.16, 70,629,743.26 and 27,976,196.79 is: 38,607,148.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,180,977.16 : 70,629,743.26 = 27,976,196.79 : x
  2. Step 2: Convert to fraction form
    51,180,977.16/70,629,743.26 = 27,976,196.79/x
  3. Step 3: Cross multiply
    51,180,977.16x = 70,629,743.26 × 27,976,196.79
  4. Step 4: Simplify right side
    51,180,977.16x = 1,975,951,596,668,936.25
  5. Step 5: Solve for x
    x = 1,975,951,596,668,936.25/51,180,977.16
  6. Step 6: Final answer
    x = 38,607,148.72

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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.