Home / 18,245,713.51-25,044,962.83-16,134,471.19

Finding the Fourth Proportional to 18,245,713.51, 25,044,962.83 and 16,134,471.19

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Solution

The fourth proportional to 18,245,713.51, 25,044,962.83 and 16,134,471.19 is: 22,146,967.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,245,713.51 : 25,044,962.83 = 16,134,471.19 : x
  2. Step 2: Convert to fraction form
    18,245,713.51/25,044,962.83 = 16,134,471.19/x
  3. Step 3: Cross multiply
    18,245,713.51x = 25,044,962.83 × 16,134,471.19
  4. Step 4: Simplify right side
    18,245,713.51x = 404,087,231,110,031.06
  5. Step 5: Solve for x
    x = 404,087,231,110,031.06/18,245,713.51
  6. Step 6: Final answer
    x = 22,146,967.89

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.