Home / 15,203,021.72-22,807,466.55-4,965,129.18

Finding the Fourth Proportional to 15,203,021.72, 22,807,466.55 and 4,965,129.18

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Solution

The fourth proportional to 15,203,021.72, 22,807,466.55 and 4,965,129.18 is: 7,448,651.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,203,021.72 : 22,807,466.55 = 4,965,129.18 : x
  2. Step 2: Convert to fraction form
    15,203,021.72/22,807,466.55 = 4,965,129.18/x
  3. Step 3: Cross multiply
    15,203,021.72x = 22,807,466.55 × 4,965,129.18
  4. Step 4: Simplify right side
    15,203,021.72x = 113,242,017,689,278.92
  5. Step 5: Solve for x
    x = 113,242,017,689,278.92/15,203,021.72
  6. Step 6: Final answer
    x = 7,448,651.97

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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.