Home / 8,905,767.50-12,291,118.25-4,987,015.91

Finding the Fourth Proportional to 8,905,767.50, 12,291,118.25 and 4,987,015.91

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Solution

The fourth proportional to 8,905,767.50, 12,291,118.25 and 4,987,015.91 is: 6,882,731.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,905,767.50 : 12,291,118.25 = 4,987,015.91 : x
  2. Step 2: Convert to fraction form
    8,905,767.50/12,291,118.25 = 4,987,015.91/x
  3. Step 3: Cross multiply
    8,905,767.50x = 12,291,118.25 × 4,987,015.91
  4. Step 4: Simplify right side
    8,905,767.50x = 61,296,002,270,234.06
  5. Step 5: Solve for x
    x = 61,296,002,270,234.06/8,905,767.50
  6. Step 6: Final answer
    x = 6,882,731.03

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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.