Home / 4,895,123.40-7,328,169.90-3,638,521.80

Finding the Fourth Proportional to 4,895,123.40, 7,328,169.90 and 3,638,521.80

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Solution

The fourth proportional to 4,895,123.40, 7,328,169.90 and 3,638,521.80 is: 5,446,993.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,895,123.40 : 7,328,169.90 = 3,638,521.80 : x
  2. Step 2: Convert to fraction form
    4,895,123.40/7,328,169.90 = 3,638,521.80/x
  3. Step 3: Cross multiply
    4,895,123.40x = 7,328,169.90 × 3,638,521.80
  4. Step 4: Simplify right side
    4,895,123.40x = 26,663,705,935,253.82
  5. Step 5: Solve for x
    x = 26,663,705,935,253.82/4,895,123.40
  6. Step 6: Final answer
    x = 5,446,993.62

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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.