Home / 27,219,101.10-40,828,651.65-9,268,205.10

Finding the Fourth Proportional to 27,219,101.10, 40,828,651.65 and 9,268,205.10

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Solution

The fourth proportional to 27,219,101.10, 40,828,651.65 and 9,268,205.10 is: 13,902,307.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,219,101.10 : 40,828,651.65 = 9,268,205.10 : x
  2. Step 2: Convert to fraction form
    27,219,101.10/40,828,651.65 = 9,268,205.10/x
  3. Step 3: Cross multiply
    27,219,101.10x = 40,828,651.65 × 9,268,205.10
  4. Step 4: Simplify right side
    27,219,101.10x = 378,408,317,448,653.38
  5. Step 5: Solve for x
    x = 378,408,317,448,653.38/27,219,101.10
  6. Step 6: Final answer
    x = 13,902,307.65

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.