Home / 18,923,670.83-26,114,676.26-10,221,843.52

Finding the Fourth Proportional to 18,923,670.83, 26,114,676.26 and 10,221,843.52

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Solution

The fourth proportional to 18,923,670.83, 26,114,676.26 and 10,221,843.52 is: 14,106,149.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,923,670.83 : 26,114,676.26 = 10,221,843.52 : x
  2. Step 2: Convert to fraction form
    18,923,670.83/26,114,676.26 = 10,221,843.52/x
  3. Step 3: Cross multiply
    18,923,670.83x = 26,114,676.26 × 10,221,843.52
  4. Step 4: Simplify right side
    18,923,670.83x = 266,940,134,197,315.78
  5. Step 5: Solve for x
    x = 266,940,134,197,315.78/18,923,670.83
  6. Step 6: Final answer
    x = 14,106,149.73

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1.5x scale

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.