Home / 9,781,139.08-14,666,989.56-4,099,837.96

Finding the Fourth Proportional to 9,781,139.08, 14,666,989.56 and 4,099,837.96

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Solution

The fourth proportional to 9,781,139.08, 14,666,989.56 and 4,099,837.96 is: 6,147,778.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,781,139.08 : 14,666,989.56 = 4,099,837.96 : x
  2. Step 2: Convert to fraction form
    9,781,139.08/14,666,989.56 = 4,099,837.96/x
  3. Step 3: Cross multiply
    9,781,139.08x = 14,666,989.56 × 4,099,837.96
  4. Step 4: Simplify right side
    9,781,139.08x = 60,132,280,557,011.70
  5. Step 5: Solve for x
    x = 60,132,280,557,011.70/9,781,139.08
  6. Step 6: Final answer
    x = 6,147,778.91

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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.