Home / 37,436,890.08-51,663,967.92-21,141,815.52

Finding the Fourth Proportional to 37,436,890.08, 51,663,967.92 and 21,141,815.52

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Solution

The fourth proportional to 37,436,890.08, 51,663,967.92 and 21,141,815.52 is: 29,176,303.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,436,890.08 : 51,663,967.92 = 21,141,815.52 : x
  2. Step 2: Convert to fraction form
    37,436,890.08/51,663,967.92 = 21,141,815.52/x
  3. Step 3: Cross multiply
    37,436,890.08x = 51,663,967.92 × 21,141,815.52
  4. Step 4: Simplify right side
    37,436,890.08x = 1,092,270,078,795,838.12
  5. Step 5: Solve for x
    x = 1,092,270,078,795,838.12/37,436,890.08
  6. Step 6: Final answer
    x = 29,176,303.81

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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.