Home / 53,242,506.88-73,474,664.96-28,796,220.88

Finding the Fourth Proportional to 53,242,506.88, 73,474,664.96 and 28,796,220.88

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Solution

The fourth proportional to 53,242,506.88, 73,474,664.96 and 28,796,220.88 is: 39,738,787.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,242,506.88 : 73,474,664.96 = 28,796,220.88 : x
  2. Step 2: Convert to fraction form
    53,242,506.88/73,474,664.96 = 28,796,220.88/x
  3. Step 3: Cross multiply
    53,242,506.88x = 73,474,664.96 × 28,796,220.88
  4. Step 4: Simplify right side
    53,242,506.88x = 2,115,792,681,272,156
  5. Step 5: Solve for x
    x = 2,115,792,681,272,156/53,242,506.88
  6. Step 6: Final answer
    x = 39,738,787.77

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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.