Home / 9,009,179.86-13,515,508.46-2,942,280.57

Finding the Fourth Proportional to 9,009,179.86, 13,515,508.46 and 2,942,280.57

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Solution

The fourth proportional to 9,009,179.86, 13,515,508.46 and 2,942,280.57 is: 4,413,988.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,009,179.86 : 13,515,508.46 = 2,942,280.57 : x
  2. Step 2: Convert to fraction form
    9,009,179.86/13,515,508.46 = 2,942,280.57/x
  3. Step 3: Cross multiply
    9,009,179.86x = 13,515,508.46 × 2,942,280.57
  4. Step 4: Simplify right side
    9,009,179.86x = 39,766,417,920,817.22
  5. Step 5: Solve for x
    x = 39,766,417,920,817.22/9,009,179.86
  6. Step 6: Final answer
    x = 4,413,988.68

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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.