Home / 4,930,006.12-7,390,110.30-3,430,948.84

Finding the Fourth Proportional to 4,930,006.12, 7,390,110.30 and 3,430,948.84

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Solution

The fourth proportional to 4,930,006.12, 7,390,110.30 and 3,430,948.84 is: 5,143,013.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,930,006.12 : 7,390,110.30 = 3,430,948.84 : x
  2. Step 2: Convert to fraction form
    4,930,006.12/7,390,110.30 = 3,430,948.84/x
  3. Step 3: Cross multiply
    4,930,006.12x = 7,390,110.30 × 3,430,948.84
  4. Step 4: Simplify right side
    4,930,006.12x = 25,355,090,361,257.05
  5. Step 5: Solve for x
    x = 25,355,090,361,257.05/4,930,006.12
  6. Step 6: Final answer
    x = 5,143,013.97

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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.