Home / 25,285,817.45-34,894,428.13-13,683,380.93

Finding the Fourth Proportional to 25,285,817.45, 34,894,428.13 and 13,683,380.93

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Solution

The fourth proportional to 25,285,817.45, 34,894,428.13 and 13,683,380.93 is: 18,883,065.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,285,817.45 : 34,894,428.13 = 13,683,380.93 : x
  2. Step 2: Convert to fraction form
    25,285,817.45/34,894,428.13 = 13,683,380.93/x
  3. Step 3: Cross multiply
    25,285,817.45x = 34,894,428.13 × 13,683,380.93
  4. Step 4: Simplify right side
    25,285,817.45x = 477,473,752,437,297.56
  5. Step 5: Solve for x
    x = 477,473,752,437,297.56/25,285,817.45
  6. Step 6: Final answer
    x = 18,883,065.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.