Home / 4,870,851.40-7,320,273.90-4,254,992.20

Finding the Fourth Proportional to 4,870,851.40, 7,320,273.90 and 4,254,992.20

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Solution

The fourth proportional to 4,870,851.40, 7,320,273.90 and 4,254,992.20 is: 6,394,715.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,870,851.40 : 7,320,273.90 = 4,254,992.20 : x
  2. Step 2: Convert to fraction form
    4,870,851.40/7,320,273.90 = 4,254,992.20/x
  3. Step 3: Cross multiply
    4,870,851.40x = 7,320,273.90 × 4,254,992.20
  4. Step 4: Simplify right side
    4,870,851.40x = 31,147,708,346,363.58
  5. Step 5: Solve for x
    x = 31,147,708,346,363.58/4,870,851.40
  6. Step 6: Final answer
    x = 6,394,715.38

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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.