Home / 17,379,888.72-26,072,269.76-5,247,976.42

Finding the Fourth Proportional to 17,379,888.72, 26,072,269.76 and 5,247,976.42

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Solution

The fourth proportional to 17,379,888.72, 26,072,269.76 and 5,247,976.42 is: 7,872,700.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,379,888.72 : 26,072,269.76 = 5,247,976.42 : x
  2. Step 2: Convert to fraction form
    17,379,888.72/26,072,269.76 = 5,247,976.42/x
  3. Step 3: Cross multiply
    17,379,888.72x = 26,072,269.76 × 5,247,976.42
  4. Step 4: Simplify right side
    17,379,888.72x = 136,826,656,916,359.06
  5. Step 5: Solve for x
    x = 136,826,656,916,359.06/17,379,888.72
  6. Step 6: Final answer
    x = 7,872,700.40

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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.