Home / 45,350,836.12-68,012,301.12-12,994,069.06

Finding the Fourth Proportional to 45,350,836.12, 68,012,301.12 and 12,994,069.06

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Solution

The fourth proportional to 45,350,836.12, 68,012,301.12 and 12,994,069.06 is: 19,487,105.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,350,836.12 : 68,012,301.12 = 12,994,069.06 : x
  2. Step 2: Convert to fraction form
    45,350,836.12/68,012,301.12 = 12,994,069.06/x
  3. Step 3: Cross multiply
    45,350,836.12x = 68,012,301.12 × 12,994,069.06
  4. Step 4: Simplify right side
    45,350,836.12x = 883,756,537,682,795.50
  5. Step 5: Solve for x
    x = 883,756,537,682,795.50/45,350,836.12
  6. Step 6: Final answer
    x = 19,487,105.71

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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.