Home / 11,016,931.60-16,528,021.80-5,332,481.20

Finding the Fourth Proportional to 11,016,931.60, 16,528,021.80 and 5,332,481.20

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Solution

The fourth proportional to 11,016,931.60, 16,528,021.80 and 5,332,481.20 is: 7,999,992.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,016,931.60 : 16,528,021.80 = 5,332,481.20 : x
  2. Step 2: Convert to fraction form
    11,016,931.60/16,528,021.80 = 5,332,481.20/x
  3. Step 3: Cross multiply
    11,016,931.60x = 16,528,021.80 × 5,332,481.20
  4. Step 4: Simplify right side
    11,016,931.60x = 88,135,365,521,690.17
  5. Step 5: Solve for x
    x = 88,135,365,521,690.17/11,016,931.60
  6. Step 6: Final answer
    x = 7,999,992.08

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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.