Home / 55,138,835.80-82,725,968.40-36,963,553.60

Finding the Fourth Proportional to 55,138,835.80, 82,725,968.40 and 36,963,553.60

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Solution

The fourth proportional to 55,138,835.80, 82,725,968.40 and 36,963,553.60 is: 55,457,205.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,138,835.80 : 82,725,968.40 = 36,963,553.60 : x
  2. Step 2: Convert to fraction form
    55,138,835.80/82,725,968.40 = 36,963,553.60/x
  3. Step 3: Cross multiply
    55,138,835.80x = 82,725,968.40 × 36,963,553.60
  4. Step 4: Simplify right side
    55,138,835.80x = 3,057,845,767,065,306.50
  5. Step 5: Solve for x
    x = 3,057,845,767,065,306.50/55,138,835.80
  6. Step 6: Final answer
    x = 55,457,205.85

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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.