Home / 12,697,821.40-19,051,778.94-4,063,252.21

Finding the Fourth Proportional to 12,697,821.40, 19,051,778.94 and 4,063,252.21

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Solution

The fourth proportional to 12,697,821.40, 19,051,778.94 and 4,063,252.21 is: 6,096,493.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,697,821.40 : 19,051,778.94 = 4,063,252.21 : x
  2. Step 2: Convert to fraction form
    12,697,821.40/19,051,778.94 = 4,063,252.21/x
  3. Step 3: Cross multiply
    12,697,821.40x = 19,051,778.94 × 4,063,252.21
  4. Step 4: Simplify right side
    12,697,821.40x = 77,412,182,890,964
  5. Step 5: Solve for x
    x = 77,412,182,890,964/12,697,821.40
  6. Step 6: Final answer
    x = 6,096,493.29

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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.