Home / 11,281,425.86-15,568,216.91-6,386,522.56

Finding the Fourth Proportional to 11,281,425.86, 15,568,216.91 and 6,386,522.56

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Solution

The fourth proportional to 11,281,425.86, 15,568,216.91 and 6,386,522.56 is: 8,813,315.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,281,425.86 : 15,568,216.91 = 6,386,522.56 : x
  2. Step 2: Convert to fraction form
    11,281,425.86/15,568,216.91 = 6,386,522.56/x
  3. Step 3: Cross multiply
    11,281,425.86x = 15,568,216.91 × 6,386,522.56
  4. Step 4: Simplify right side
    11,281,425.86x = 99,426,768,467,784.80
  5. Step 5: Solve for x
    x = 99,426,768,467,784.80/11,281,425.86
  6. Step 6: Final answer
    x = 8,813,315.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.