Home / 18,923,757.12-26,114,794.80-10,221,929.52

Finding the Fourth Proportional to 18,923,757.12, 26,114,794.80 and 10,221,929.52

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Solution

The fourth proportional to 18,923,757.12, 26,114,794.80 and 10,221,929.52 is: 14,106,268.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,923,757.12 : 26,114,794.80 = 10,221,929.52 : x
  2. Step 2: Convert to fraction form
    18,923,757.12/26,114,794.80 = 10,221,929.52/x
  3. Step 3: Cross multiply
    18,923,757.12x = 26,114,794.80 × 10,221,929.52
  4. Step 4: Simplify right side
    18,923,757.12x = 266,943,591,874,862.50
  5. Step 5: Solve for x
    x = 266,943,591,874,862.50/18,923,757.12
  6. Step 6: Final answer
    x = 14,106,268.13

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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.