Home / 6,812,371.20-10,216,814.76-2,018,942.40

Finding the Fourth Proportional to 6,812,371.20, 10,216,814.76 and 2,018,942.40

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Solution

The fourth proportional to 6,812,371.20, 10,216,814.76 and 2,018,942.40 is: 3,027,897.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,812,371.20 : 10,216,814.76 = 2,018,942.40 : x
  2. Step 2: Convert to fraction form
    6,812,371.20/10,216,814.76 = 2,018,942.40/x
  3. Step 3: Cross multiply
    6,812,371.20x = 10,216,814.76 × 2,018,942.40
  4. Step 4: Simplify right side
    6,812,371.20x = 20,627,160,511,909.82
  5. Step 5: Solve for x
    x = 20,627,160,511,909.82/6,812,371.20
  6. Step 6: Final answer
    x = 3,027,897.32

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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.