Home / 37,866,653.87-52,253,730.27-21,970,507.21

Finding the Fourth Proportional to 37,866,653.87, 52,253,730.27 and 21,970,507.21

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Solution

The fourth proportional to 37,866,653.87, 52,253,730.27 and 21,970,507.21 is: 30,317,993.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,866,653.87 : 52,253,730.27 = 21,970,507.21 : x
  2. Step 2: Convert to fraction form
    37,866,653.87/52,253,730.27 = 21,970,507.21/x
  3. Step 3: Cross multiply
    37,866,653.87x = 52,253,730.27 × 21,970,507.21
  4. Step 4: Simplify right side
    37,866,653.87x = 1,148,040,957,701,356.50
  5. Step 5: Solve for x
    x = 1,148,040,957,701,356.50/37,866,653.87
  6. Step 6: Final answer
    x = 30,317,993.29

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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.