Home / 11,147,655.76-16,720,671.44-5,001,540.72

Finding the Fourth Proportional to 11,147,655.76, 16,720,671.44 and 5,001,540.72

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Solution

The fourth proportional to 11,147,655.76, 16,720,671.44 and 5,001,540.72 is: 7,501,946.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,147,655.76 : 16,720,671.44 = 5,001,540.72 : x
  2. Step 2: Convert to fraction form
    11,147,655.76/16,720,671.44 = 5,001,540.72/x
  3. Step 3: Cross multiply
    11,147,655.76x = 16,720,671.44 × 5,001,540.72
  4. Step 4: Simplify right side
    11,147,655.76x = 83,629,119,072,901.03
  5. Step 5: Solve for x
    x = 83,629,119,072,901.03/11,147,655.76
  6. Step 6: Final answer
    x = 7,501,946.68

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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.