Home / 19,932,266.50-27,505,925.46-10,991,371.91

Finding the Fourth Proportional to 19,932,266.50, 27,505,925.46 and 10,991,371.91

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Solution

The fourth proportional to 19,932,266.50, 27,505,925.46 and 10,991,371.91 is: 15,167,761.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,932,266.50 : 27,505,925.46 = 10,991,371.91 : x
  2. Step 2: Convert to fraction form
    19,932,266.50/27,505,925.46 = 10,991,371.91/x
  3. Step 3: Cross multiply
    19,932,266.50x = 27,505,925.46 × 10,991,371.91
  4. Step 4: Simplify right side
    19,932,266.50x = 302,327,856,459,597.81
  5. Step 5: Solve for x
    x = 302,327,856,459,597.81/19,932,266.50
  6. Step 6: Final answer
    x = 15,167,761.10

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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.