Home / 13,611,039.12-20,415,487.32-5,934,502.80

Finding the Fourth Proportional to 13,611,039.12, 20,415,487.32 and 5,934,502.80

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Solution

The fourth proportional to 13,611,039.12, 20,415,487.32 and 5,934,502.80 is: 8,901,287.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,611,039.12 : 20,415,487.32 = 5,934,502.80 : x
  2. Step 2: Convert to fraction form
    13,611,039.12/20,415,487.32 = 5,934,502.80/x
  3. Step 3: Cross multiply
    13,611,039.12x = 20,415,487.32 × 5,934,502.80
  4. Step 4: Simplify right side
    13,611,039.12x = 121,155,766,663,904.50
  5. Step 5: Solve for x
    x = 121,155,766,663,904.50/13,611,039.12
  6. Step 6: Final answer
    x = 8,901,287.08

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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.