Home / 91,225,323.90-136,836,844.02-22,138,699.68

Finding the Fourth Proportional to 91,225,323.90, 136,836,844.02 and 22,138,699.68

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Solution

The fourth proportional to 91,225,323.90, 136,836,844.02 and 22,138,699.68 is: 33,207,772.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,225,323.90 : 136,836,844.02 = 22,138,699.68 : x
  2. Step 2: Convert to fraction form
    91,225,323.90/136,836,844.02 = 22,138,699.68/x
  3. Step 3: Cross multiply
    91,225,323.90x = 136,836,844.02 × 22,138,699.68
  4. Step 4: Simplify right side
    91,225,323.90x = 3,029,389,794,917,784
  5. Step 5: Solve for x
    x = 3,029,389,794,917,784/91,225,323.90
  6. Step 6: Final answer
    x = 33,207,772.42

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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.