Home / 6,340,209.36-8,749,492.40-3,439,599.92

Finding the Fourth Proportional to 6,340,209.36, 8,749,492.40 and 3,439,599.92

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Solution

The fourth proportional to 6,340,209.36, 8,749,492.40 and 3,439,599.92 is: 4,746,649.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,340,209.36 : 8,749,492.40 = 3,439,599.92 : x
  2. Step 2: Convert to fraction form
    6,340,209.36/8,749,492.40 = 3,439,599.92/x
  3. Step 3: Cross multiply
    6,340,209.36x = 8,749,492.40 × 3,439,599.92
  4. Step 4: Simplify right side
    6,340,209.36x = 30,094,753,371,676.82
  5. Step 5: Solve for x
    x = 30,094,753,371,676.82/6,340,209.36
  6. Step 6: Final answer
    x = 4,746,649.78

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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.