Home / 10,214,769.60-14,096,289.60-5,631,091.02

Finding the Fourth Proportional to 10,214,769.60, 14,096,289.60 and 5,631,091.02

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Solution

The fourth proportional to 10,214,769.60, 14,096,289.60 and 5,631,091.02 is: 7,770,854.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,214,769.60 : 14,096,289.60 = 5,631,091.02 : x
  2. Step 2: Convert to fraction form
    10,214,769.60/14,096,289.60 = 5,631,091.02/x
  3. Step 3: Cross multiply
    10,214,769.60x = 14,096,289.60 × 5,631,091.02
  4. Step 4: Simplify right side
    10,214,769.60x = 79,377,489,781,879.39
  5. Step 5: Solve for x
    x = 79,377,489,781,879.39/10,214,769.60
  6. Step 6: Final answer
    x = 7,770,854.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.