Home / 11,121,663.60-16,682,495.40-10,972,364.40

Finding the Fourth Proportional to 11,121,663.60, 16,682,495.40 and 10,972,364.40

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Solution

The fourth proportional to 11,121,663.60, 16,682,495.40 and 10,972,364.40 is: 16,458,546.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,121,663.60 : 16,682,495.40 = 10,972,364.40 : x
  2. Step 2: Convert to fraction form
    11,121,663.60/16,682,495.40 = 10,972,364.40/x
  3. Step 3: Cross multiply
    11,121,663.60x = 16,682,495.40 × 10,972,364.40
  4. Step 4: Simplify right side
    11,121,663.60x = 183,046,418,630,123.78
  5. Step 5: Solve for x
    x = 183,046,418,630,123.78/11,121,663.60
  6. Step 6: Final answer
    x = 16,458,546.60

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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.