Home / 51,339,569.72-70,848,668.50-27,818,087.90

Finding the Fourth Proportional to 51,339,569.72, 70,848,668.50 and 27,818,087.90

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Solution

The fourth proportional to 51,339,569.72, 70,848,668.50 and 27,818,087.90 is: 38,388,995.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,339,569.72 : 70,848,668.50 = 27,818,087.90 : x
  2. Step 2: Convert to fraction form
    51,339,569.72/70,848,668.50 = 27,818,087.90/x
  3. Step 3: Cross multiply
    51,339,569.72x = 70,848,668.50 × 27,818,087.90
  4. Step 4: Simplify right side
    51,339,569.72x = 1,970,874,488,062,130
  5. Step 5: Solve for x
    x = 1,970,874,488,062,130/51,339,569.72
  6. Step 6: Final answer
    x = 38,388,995.06

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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.