Home / 53,874,813.45-80,795,192.72-19,330,443.15

Finding the Fourth Proportional to 53,874,813.45, 80,795,192.72 and 19,330,443.15

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Solution

The fourth proportional to 53,874,813.45, 80,795,192.72 and 19,330,443.15 is: 28,989,555.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,874,813.45 : 80,795,192.72 = 19,330,443.15 : x
  2. Step 2: Convert to fraction form
    53,874,813.45/80,795,192.72 = 19,330,443.15/x
  3. Step 3: Cross multiply
    53,874,813.45x = 80,795,192.72 × 19,330,443.15
  4. Step 4: Simplify right side
    53,874,813.45x = 1,561,806,879,267,619.50
  5. Step 5: Solve for x
    x = 1,561,806,879,267,619.50/53,874,813.45
  6. Step 6: Final answer
    x = 28,989,555.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.