Home / 22,188,305.04-30,619,272.24-12,398,829.51

Finding the Fourth Proportional to 22,188,305.04, 30,619,272.24 and 12,398,829.51

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Solution

The fourth proportional to 22,188,305.04, 30,619,272.24 and 12,398,829.51 is: 17,110,055.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,188,305.04 : 30,619,272.24 = 12,398,829.51 : x
  2. Step 2: Convert to fraction form
    22,188,305.04/30,619,272.24 = 12,398,829.51/x
  3. Step 3: Cross multiply
    22,188,305.04x = 30,619,272.24 × 12,398,829.51
  4. Step 4: Simplify right side
    22,188,305.04x = 379,643,136,224,035.75
  5. Step 5: Solve for x
    x = 379,643,136,224,035.75/22,188,305.04
  6. Step 6: Final answer
    x = 17,110,055.75

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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.