Home / 25,285,816.95-34,894,427.44-13,683,380.43

Finding the Fourth Proportional to 25,285,816.95, 34,894,427.44 and 13,683,380.43

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Solution

The fourth proportional to 25,285,816.95, 34,894,427.44 and 13,683,380.43 is: 18,883,065.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,285,816.95 : 34,894,427.44 = 13,683,380.43 : x
  2. Step 2: Convert to fraction form
    25,285,816.95/34,894,427.44 = 13,683,380.43/x
  3. Step 3: Cross multiply
    25,285,816.95x = 34,894,427.44 × 13,683,380.43
  4. Step 4: Simplify right side
    25,285,816.95x = 477,473,725,548,550.94
  5. Step 5: Solve for x
    x = 477,473,725,548,550.94/25,285,816.95
  6. Step 6: Final answer
    x = 18,883,065.02

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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.