Home / 8,272,509.88-12,409,459.39-2,515,293.50

Finding the Fourth Proportional to 8,272,509.88, 12,409,459.39 and 2,515,293.50

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Solution

The fourth proportional to 8,272,509.88, 12,409,459.39 and 2,515,293.50 is: 3,773,151.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,272,509.88 : 12,409,459.39 = 2,515,293.50 : x
  2. Step 2: Convert to fraction form
    8,272,509.88/12,409,459.39 = 2,515,293.50/x
  3. Step 3: Cross multiply
    8,272,509.88x = 12,409,459.39 × 2,515,293.50
  4. Step 4: Simplify right side
    8,272,509.88x = 31,213,432,529,604.50
  5. Step 5: Solve for x
    x = 31,213,432,529,604.50/8,272,509.88
  6. Step 6: Final answer
    x = 3,773,151.44

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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.