Home / 11,115,963.60-16,673,945.40-5,433,262.80

Finding the Fourth Proportional to 11,115,963.60, 16,673,945.40 and 5,433,262.80

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Solution

The fourth proportional to 11,115,963.60, 16,673,945.40 and 5,433,262.80 is: 8,149,894.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,115,963.60 : 16,673,945.40 = 5,433,262.80 : x
  2. Step 2: Convert to fraction form
    11,115,963.60/16,673,945.40 = 5,433,262.80/x
  3. Step 3: Cross multiply
    11,115,963.60x = 16,673,945.40 × 5,433,262.80
  4. Step 4: Simplify right side
    11,115,963.60x = 90,593,927,271,051.12
  5. Step 5: Solve for x
    x = 90,593,927,271,051.12/11,115,963.60
  6. Step 6: Final answer
    x = 8,149,894.20

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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.