Home / 6,340,042.09-8,749,253.63-3,439,433.51

Finding the Fourth Proportional to 6,340,042.09, 8,749,253.63 and 3,439,433.51

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Solution

The fourth proportional to 6,340,042.09, 8,749,253.63 and 3,439,433.51 is: 4,746,415.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,340,042.09 : 8,749,253.63 = 3,439,433.51 : x
  2. Step 2: Convert to fraction form
    6,340,042.09/8,749,253.63 = 3,439,433.51/x
  3. Step 3: Cross multiply
    6,340,042.09x = 8,749,253.63 × 3,439,433.51
  4. Step 4: Simplify right side
    6,340,042.09x = 30,092,476,122,511.14
  5. Step 5: Solve for x
    x = 30,092,476,122,511.14/6,340,042.09
  6. Step 6: Final answer
    x = 4,746,415.83

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1.5x scale

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.