Home / 14,786,670.48-20,404,273.80-8,259,729.36

Finding the Fourth Proportional to 14,786,670.48, 20,404,273.80 and 8,259,729.36

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Solution

The fourth proportional to 14,786,670.48, 20,404,273.80 and 8,259,729.36 is: 11,397,682.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,786,670.48 : 20,404,273.80 = 8,259,729.36 : x
  2. Step 2: Convert to fraction form
    14,786,670.48/20,404,273.80 = 8,259,729.36/x
  3. Step 3: Cross multiply
    14,786,670.48x = 20,404,273.80 × 8,259,729.36
  4. Step 4: Simplify right side
    14,786,670.48x = 168,533,779,375,338.78
  5. Step 5: Solve for x
    x = 168,533,779,375,338.78/14,786,670.48
  6. Step 6: Final answer
    x = 11,397,682.77

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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.