Home / 53,906,142.90-80,869,711.95-15,568,907.70

Finding the Fourth Proportional to 53,906,142.90, 80,869,711.95 and 15,568,907.70

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Solution

The fourth proportional to 53,906,142.90, 80,869,711.95 and 15,568,907.70 is: 23,356,393.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,906,142.90 : 80,869,711.95 = 15,568,907.70 : x
  2. Step 2: Convert to fraction form
    53,906,142.90/80,869,711.95 = 15,568,907.70/x
  3. Step 3: Cross multiply
    53,906,142.90x = 80,869,711.95 × 15,568,907.70
  4. Step 4: Simplify right side
    53,906,142.90x = 1,259,053,081,075,137
  5. Step 5: Solve for x
    x = 1,259,053,081,075,137/53,906,142.90
  6. Step 6: Final answer
    x = 23,356,393.42

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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.