Home / 13,595,853.75-20,386,326.49-5,390,183.27

Finding the Fourth Proportional to 13,595,853.75, 20,386,326.49 and 5,390,183.27

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Solution

The fourth proportional to 13,595,853.75, 20,386,326.49 and 5,390,183.27 is: 8,082,319.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,595,853.75 : 20,386,326.49 = 5,390,183.27 : x
  2. Step 2: Convert to fraction form
    13,595,853.75/20,386,326.49 = 5,390,183.27/x
  3. Step 3: Cross multiply
    13,595,853.75x = 20,386,326.49 × 5,390,183.27
  4. Step 4: Simplify right side
    13,595,853.75x = 109,886,035,983,155.80
  5. Step 5: Solve for x
    x = 109,886,035,983,155.80/13,595,853.75
  6. Step 6: Final answer
    x = 8,082,319.65

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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.