Home / 22,257,317.72-33,342,508.32-15,339,572.12

Finding the Fourth Proportional to 22,257,317.72, 33,342,508.32 and 15,339,572.12

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Solution

The fourth proportional to 22,257,317.72, 33,342,508.32 and 15,339,572.12 is: 22,979,400.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,257,317.72 : 33,342,508.32 = 15,339,572.12 : x
  2. Step 2: Convert to fraction form
    22,257,317.72/33,342,508.32 = 15,339,572.12/x
  3. Step 3: Cross multiply
    22,257,317.72x = 33,342,508.32 × 15,339,572.12
  4. Step 4: Simplify right side
    22,257,317.72x = 511,459,811,036,340
  5. Step 5: Solve for x
    x = 511,459,811,036,340/22,257,317.72
  6. Step 6: Final answer
    x = 22,979,400.19

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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.