Home / 10,498,678.10-15,749,713.29-4,434,321.50

Finding the Fourth Proportional to 10,498,678.10, 15,749,713.29 and 4,434,321.50

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Solution

The fourth proportional to 10,498,678.10, 15,749,713.29 and 4,434,321.50 is: 6,652,198.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,498,678.10 : 15,749,713.29 = 4,434,321.50 : x
  2. Step 2: Convert to fraction form
    10,498,678.10/15,749,713.29 = 4,434,321.50/x
  3. Step 3: Cross multiply
    10,498,678.10x = 15,749,713.29 × 4,434,321.50
  4. Step 4: Simplify right side
    10,498,678.10x = 69,839,292,260,682.73
  5. Step 5: Solve for x
    x = 69,839,292,260,682.73/10,498,678.10
  6. Step 6: Final answer
    x = 6,652,198.65

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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.