Home / 21,926,318.94-30,251,364.03-12,757,190.22

Finding the Fourth Proportional to 21,926,318.94, 30,251,364.03 and 12,757,190.22

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Solution

The fourth proportional to 21,926,318.94, 30,251,364.03 and 12,757,190.22 is: 17,600,875.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,926,318.94 : 30,251,364.03 = 12,757,190.22 : x
  2. Step 2: Convert to fraction form
    21,926,318.94/30,251,364.03 = 12,757,190.22/x
  3. Step 3: Cross multiply
    21,926,318.94x = 30,251,364.03 × 12,757,190.22
  4. Step 4: Simplify right side
    21,926,318.94x = 385,922,405,345,175.81
  5. Step 5: Solve for x
    x = 385,922,405,345,175.81/21,926,318.94
  6. Step 6: Final answer
    x = 17,600,875.30

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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.