Home / 18,227,807.40-27,352,208.70-6,876,402.60

Finding the Fourth Proportional to 18,227,807.40, 27,352,208.70 and 6,876,402.60

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Solution

The fourth proportional to 18,227,807.40, 27,352,208.70 and 6,876,402.60 is: 10,318,564.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,227,807.40 : 27,352,208.70 = 6,876,402.60 : x
  2. Step 2: Convert to fraction form
    18,227,807.40/27,352,208.70 = 6,876,402.60/x
  3. Step 3: Cross multiply
    18,227,807.40x = 27,352,208.70 × 6,876,402.60
  4. Step 4: Simplify right side
    18,227,807.40x = 188,084,799,020,422.59
  5. Step 5: Solve for x
    x = 188,084,799,020,422.59/18,227,807.40
  6. Step 6: Final answer
    x = 10,318,564.10

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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.