Home / 6,460,008.72-9,690,049.72-1,667,370.32

Finding the Fourth Proportional to 6,460,008.72, 9,690,049.72 and 1,667,370.32

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Solution

The fourth proportional to 6,460,008.72, 9,690,049.72 and 1,667,370.32 is: 2,501,064.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,460,008.72 : 9,690,049.72 = 1,667,370.32 : x
  2. Step 2: Convert to fraction form
    6,460,008.72/9,690,049.72 = 1,667,370.32/x
  3. Step 3: Cross multiply
    6,460,008.72x = 9,690,049.72 × 1,667,370.32
  4. Step 4: Simplify right side
    6,460,008.72x = 16,156,901,302,452.31
  5. Step 5: Solve for x
    x = 16,156,901,302,452.31/6,460,008.72
  6. Step 6: Final answer
    x = 2,501,064.94

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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.