Home / 51,103,002.38-70,521,784.52-27,898,129.33

Finding the Fourth Proportional to 51,103,002.38, 70,521,784.52 and 27,898,129.33

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Solution

The fourth proportional to 51,103,002.38, 70,521,784.52 and 27,898,129.33 is: 38,499,222.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,103,002.38 : 70,521,784.52 = 27,898,129.33 : x
  2. Step 2: Convert to fraction form
    51,103,002.38/70,521,784.52 = 27,898,129.33/x
  3. Step 3: Cross multiply
    51,103,002.38x = 70,521,784.52 × 27,898,129.33
  4. Step 4: Simplify right side
    51,103,002.38x = 1,967,425,865,121,351.75
  5. Step 5: Solve for x
    x = 1,967,425,865,121,351.75/51,103,002.38
  6. Step 6: Final answer
    x = 38,499,222.62

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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.