Home / 20,135,752.16-27,786,441.67-11,763,897.93

Finding the Fourth Proportional to 20,135,752.16, 27,786,441.67 and 11,763,897.93

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Solution

The fourth proportional to 20,135,752.16, 27,786,441.67 and 11,763,897.93 is: 16,233,655.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,135,752.16 : 27,786,441.67 = 11,763,897.93 : x
  2. Step 2: Convert to fraction form
    20,135,752.16/27,786,441.67 = 11,763,897.93/x
  3. Step 3: Cross multiply
    20,135,752.16x = 27,786,441.67 × 11,763,897.93
  4. Step 4: Simplify right side
    20,135,752.16x = 326,876,863,614,369
  5. Step 5: Solve for x
    x = 326,876,863,614,369/20,135,752.16
  6. Step 6: Final answer
    x = 16,233,655.49

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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.