Home / 18,533,943.15-25,561,675.76-13,045,486.83

Finding the Fourth Proportional to 18,533,943.15, 25,561,675.76 and 13,045,486.83

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Solution

The fourth proportional to 18,533,943.15, 25,561,675.76 and 13,045,486.83 is: 17,992,097.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,533,943.15 : 25,561,675.76 = 13,045,486.83 : x
  2. Step 2: Convert to fraction form
    18,533,943.15/25,561,675.76 = 13,045,486.83/x
  3. Step 3: Cross multiply
    18,533,943.15x = 25,561,675.76 × 13,045,486.83
  4. Step 4: Simplify right side
    18,533,943.15x = 333,464,504,479,810.25
  5. Step 5: Solve for x
    x = 333,464,504,479,810.25/18,533,943.15
  6. Step 6: Final answer
    x = 17,992,097.08

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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.