Home / 4,921,029.80-7,381,544.70-4,123,212.20

Finding the Fourth Proportional to 4,921,029.80, 7,381,544.70 and 4,123,212.20

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Solution

The fourth proportional to 4,921,029.80, 7,381,544.70 and 4,123,212.20 is: 6,184,818.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,921,029.80 : 7,381,544.70 = 4,123,212.20 : x
  2. Step 2: Convert to fraction form
    4,921,029.80/7,381,544.70 = 4,123,212.20/x
  3. Step 3: Cross multiply
    4,921,029.80x = 7,381,544.70 × 4,123,212.20
  4. Step 4: Simplify right side
    4,921,029.80x = 30,435,675,161,885.34
  5. Step 5: Solve for x
    x = 30,435,675,161,885.34/4,921,029.80
  6. Step 6: Final answer
    x = 6,184,818.30

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Double scale
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Similar ratio
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1.5x scale

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.