Home / 48,144,420.80-72,174,640.80-28,982,801.60

Finding the Fourth Proportional to 48,144,420.80, 72,174,640.80 and 28,982,801.60

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Solution

The fourth proportional to 48,144,420.80, 72,174,640.80 and 28,982,801.60 is: 43,448,924.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,144,420.80 : 72,174,640.80 = 28,982,801.60 : x
  2. Step 2: Convert to fraction form
    48,144,420.80/72,174,640.80 = 28,982,801.60/x
  3. Step 3: Cross multiply
    48,144,420.80x = 72,174,640.80 × 28,982,801.60
  4. Step 4: Simplify right side
    48,144,420.80x = 2,091,823,294,857,665.25
  5. Step 5: Solve for x
    x = 2,091,823,294,857,665.25/48,144,420.80
  6. Step 6: Final answer
    x = 43,448,924.30

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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.