Home / 8,892,616.84-13,356,780.90-5,305,392.52

Finding the Fourth Proportional to 8,892,616.84, 13,356,780.90 and 5,305,392.52

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Solution

The fourth proportional to 8,892,616.84, 13,356,780.90 and 5,305,392.52 is: 7,968,741.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,892,616.84 : 13,356,780.90 = 5,305,392.52 : x
  2. Step 2: Convert to fraction form
    8,892,616.84/13,356,780.90 = 5,305,392.52/x
  3. Step 3: Cross multiply
    8,892,616.84x = 13,356,780.90 × 5,305,392.52
  4. Step 4: Simplify right side
    8,892,616.84x = 70,862,965,478,138.86
  5. Step 5: Solve for x
    x = 70,862,965,478,138.86/8,892,616.84
  6. Step 6: Final answer
    x = 7,968,741.57

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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.