Home / 37,972,987.87-52,402,974.87-20,569,333.09

Finding the Fourth Proportional to 37,972,987.87, 52,402,974.87 and 20,569,333.09

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Solution

The fourth proportional to 37,972,987.87, 52,402,974.87 and 20,569,333.09 is: 28,385,815.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,972,987.87 : 52,402,974.87 = 20,569,333.09 : x
  2. Step 2: Convert to fraction form
    37,972,987.87/52,402,974.87 = 20,569,333.09/x
  3. Step 3: Cross multiply
    37,972,987.87x = 52,402,974.87 × 20,569,333.09
  4. Step 4: Simplify right side
    37,972,987.87x = 1,077,894,245,007,929.38
  5. Step 5: Solve for x
    x = 1,077,894,245,007,929.38/37,972,987.87
  6. Step 6: Final answer
    x = 28,385,815.96

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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.