Home / 12,259,568.70-18,393,289.65-5,433,504.30

Finding the Fourth Proportional to 12,259,568.70, 18,393,289.65 and 5,433,504.30

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Solution

The fourth proportional to 12,259,568.70, 18,393,289.65 and 5,433,504.30 is: 8,152,001.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,259,568.70 : 18,393,289.65 = 5,433,504.30 : x
  2. Step 2: Convert to fraction form
    12,259,568.70/18,393,289.65 = 5,433,504.30/x
  3. Step 3: Cross multiply
    12,259,568.70x = 18,393,289.65 × 5,433,504.30
  4. Step 4: Simplify right side
    12,259,568.70x = 99,940,018,404,420.48
  5. Step 5: Solve for x
    x = 99,940,018,404,420.48/12,259,568.70
  6. Step 6: Final answer
    x = 8,152,001.17

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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.