Home / 6,939,901.42-9,577,363.20-3,842,424.69

Finding the Fourth Proportional to 6,939,901.42, 9,577,363.20 and 3,842,424.69

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Solution

The fourth proportional to 6,939,901.42, 9,577,363.20 and 3,842,424.69 is: 5,302,711.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,939,901.42 : 9,577,363.20 = 3,842,424.69 : x
  2. Step 2: Convert to fraction form
    6,939,901.42/9,577,363.20 = 3,842,424.69/x
  3. Step 3: Cross multiply
    6,939,901.42x = 9,577,363.20 × 3,842,424.69
  4. Step 4: Simplify right side
    6,939,901.42x = 36,800,296,765,016.22
  5. Step 5: Solve for x
    x = 36,800,296,765,016.22/6,939,901.42
  6. Step 6: Final answer
    x = 5,302,711.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.