Home / 18,187,362.30-27,281,043.45-16,507,746.30

Finding the Fourth Proportional to 18,187,362.30, 27,281,043.45 and 16,507,746.30

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Solution

The fourth proportional to 18,187,362.30, 27,281,043.45 and 16,507,746.30 is: 24,761,619.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,187,362.30 : 27,281,043.45 = 16,507,746.30 : x
  2. Step 2: Convert to fraction form
    18,187,362.30/27,281,043.45 = 16,507,746.30/x
  3. Step 3: Cross multiply
    18,187,362.30x = 27,281,043.45 × 16,507,746.30
  4. Step 4: Simplify right side
    18,187,362.30x = 450,348,544,071,876.75
  5. Step 5: Solve for x
    x = 450,348,544,071,876.75/18,187,362.30
  6. Step 6: Final answer
    x = 24,761,619.45

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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.