Home / 11,117,731.60-16,685,928.60-5,442,806.80

Finding the Fourth Proportional to 11,117,731.60, 16,685,928.60 and 5,442,806.80

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Solution

The fourth proportional to 11,117,731.60, 16,685,928.60 and 5,442,806.80 is: 8,168,778.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,117,731.60 : 16,685,928.60 = 5,442,806.80 : x
  2. Step 2: Convert to fraction form
    11,117,731.60/16,685,928.60 = 5,442,806.80/x
  3. Step 3: Cross multiply
    11,117,731.60x = 16,685,928.60 × 5,442,806.80
  4. Step 4: Simplify right side
    11,117,731.60x = 90,818,285,648,394.47
  5. Step 5: Solve for x
    x = 90,818,285,648,394.47/11,117,731.60
  6. Step 6: Final answer
    x = 8,168,778.39

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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.