Home / 6,240,377.60-8,611,738.97-3,487,168.77

Finding the Fourth Proportional to 6,240,377.60, 8,611,738.97 and 3,487,168.77

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Solution

The fourth proportional to 6,240,377.60, 8,611,738.97 and 3,487,168.77 is: 4,812,302.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,240,377.60 : 8,611,738.97 = 3,487,168.77 : x
  2. Step 2: Convert to fraction form
    6,240,377.60/8,611,738.97 = 3,487,168.77/x
  3. Step 3: Cross multiply
    6,240,377.60x = 8,611,738.97 × 3,487,168.77
  4. Step 4: Simplify right side
    6,240,377.60x = 30,030,587,141,846.10
  5. Step 5: Solve for x
    x = 30,030,587,141,846.10/6,240,377.60
  6. Step 6: Final answer
    x = 4,812,302.89

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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.