Home / 18,923,562.51-26,114,512.23-10,221,735.21

Finding the Fourth Proportional to 18,923,562.51, 26,114,512.23 and 10,221,735.21

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Solution

The fourth proportional to 18,923,562.51, 26,114,512.23 and 10,221,735.21 is: 14,105,992.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,923,562.51 : 26,114,512.23 = 10,221,735.21 : x
  2. Step 2: Convert to fraction form
    18,923,562.51/26,114,512.23 = 10,221,735.21/x
  3. Step 3: Cross multiply
    18,923,562.51x = 26,114,512.23 × 10,221,735.21
  4. Step 4: Simplify right side
    18,923,562.51x = 266,935,629,153,366.66
  5. Step 5: Solve for x
    x = 266,935,629,153,366.66/18,923,562.51
  6. Step 6: Final answer
    x = 14,105,992.41

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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.