Home / 18,923,839.65-26,114,910.16-10,222,016.11

Finding the Fourth Proportional to 18,923,839.65, 26,114,910.16 and 10,222,016.11

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Solution

The fourth proportional to 18,923,839.65, 26,114,910.16 and 10,222,016.11 is: 14,106,388.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,923,839.65 : 26,114,910.16 = 10,222,016.11 : x
  2. Step 2: Convert to fraction form
    18,923,839.65/26,114,910.16 = 10,222,016.11/x
  3. Step 3: Cross multiply
    18,923,839.65x = 26,114,910.16 × 10,222,016.11
  4. Step 4: Simplify right side
    18,923,839.65x = 266,947,032,185,038.06
  5. Step 5: Solve for x
    x = 266,947,032,185,038.06/18,923,839.65
  6. Step 6: Final answer
    x = 14,106,388.40

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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.