Home / 6,920,402.15-10,380,606.84-1,802,818.50

Finding the Fourth Proportional to 6,920,402.15, 10,380,606.84 and 1,802,818.50

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Solution

The fourth proportional to 6,920,402.15, 10,380,606.84 and 1,802,818.50 is: 2,704,228.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,920,402.15 : 10,380,606.84 = 1,802,818.50 : x
  2. Step 2: Convert to fraction form
    6,920,402.15/10,380,606.84 = 1,802,818.50/x
  3. Step 3: Cross multiply
    6,920,402.15x = 10,380,606.84 × 1,802,818.50
  4. Step 4: Simplify right side
    6,920,402.15x = 18,714,350,052,378.54
  5. Step 5: Solve for x
    x = 18,714,350,052,378.54/6,920,402.15
  6. Step 6: Final answer
    x = 2,704,228.69

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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.