Home / 28,026,180.66-42,035,654.88-8,858,875.26

Finding the Fourth Proportional to 28,026,180.66, 42,035,654.88 and 8,858,875.26

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Solution

The fourth proportional to 28,026,180.66, 42,035,654.88 and 8,858,875.26 is: 13,287,169.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,026,180.66 : 42,035,654.88 = 8,858,875.26 : x
  2. Step 2: Convert to fraction form
    28,026,180.66/42,035,654.88 = 8,858,875.26/x
  3. Step 3: Cross multiply
    28,026,180.66x = 42,035,654.88 × 8,858,875.26
  4. Step 4: Simplify right side
    28,026,180.66x = 372,388,623,054,330.31
  5. Step 5: Solve for x
    x = 372,388,623,054,330.31/28,026,180.66
  6. Step 6: Final answer
    x = 13,287,169.86

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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.