Home / 6,120,511.40-9,181,112.70-1,860,818.60

Finding the Fourth Proportional to 6,120,511.40, 9,181,112.70 and 1,860,818.60

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Solution

The fourth proportional to 6,120,511.40, 9,181,112.70 and 1,860,818.60 is: 2,791,332.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,120,511.40 : 9,181,112.70 = 1,860,818.60 : x
  2. Step 2: Convert to fraction form
    6,120,511.40/9,181,112.70 = 1,860,818.60/x
  3. Step 3: Cross multiply
    6,120,511.40x = 9,181,112.70 × 1,860,818.60
  4. Step 4: Simplify right side
    6,120,511.40x = 17,084,385,280,856.22
  5. Step 5: Solve for x
    x = 17,084,385,280,856.22/6,120,511.40
  6. Step 6: Final answer
    x = 2,791,332.97

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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.