Home / 8,272,509.62-12,409,459.01-2,515,293.25

Finding the Fourth Proportional to 8,272,509.62, 12,409,459.01 and 2,515,293.25

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Solution

The fourth proportional to 8,272,509.62, 12,409,459.01 and 2,515,293.25 is: 3,773,151.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,272,509.62 : 12,409,459.01 = 2,515,293.25 : x
  2. Step 2: Convert to fraction form
    8,272,509.62/12,409,459.01 = 2,515,293.25/x
  3. Step 3: Cross multiply
    8,272,509.62x = 12,409,459.01 × 2,515,293.25
  4. Step 4: Simplify right side
    8,272,509.62x = 31,213,428,449,836.92
  5. Step 5: Solve for x
    x = 31,213,428,449,836.92/8,272,509.62
  6. Step 6: Final answer
    x = 3,773,151.06

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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.