Home / 6,145,436.76-8,480,655.98-3,392,123.85

Finding the Fourth Proportional to 6,145,436.76, 8,480,655.98 and 3,392,123.85

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Solution

The fourth proportional to 6,145,436.76, 8,480,655.98 and 3,392,123.85 is: 4,681,105.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,145,436.76 : 8,480,655.98 = 3,392,123.85 : x
  2. Step 2: Convert to fraction form
    6,145,436.76/8,480,655.98 = 3,392,123.85/x
  3. Step 3: Cross multiply
    6,145,436.76x = 8,480,655.98 × 3,392,123.85
  4. Step 4: Simplify right side
    6,145,436.76x = 28,767,435,396,442.50
  5. Step 5: Solve for x
    x = 28,767,435,396,442.50/6,145,436.76
  6. Step 6: Final answer
    x = 4,681,105.11

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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.