Home / 14,137,612.80-21,206,419.20-13,098,350.40

Finding the Fourth Proportional to 14,137,612.80, 21,206,419.20 and 13,098,350.40

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Solution

The fourth proportional to 14,137,612.80, 21,206,419.20 and 13,098,350.40 is: 19,647,525.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,137,612.80 : 21,206,419.20 = 13,098,350.40 : x
  2. Step 2: Convert to fraction form
    14,137,612.80/21,206,419.20 = 13,098,350.40/x
  3. Step 3: Cross multiply
    14,137,612.80x = 21,206,419.20 × 13,098,350.40
  4. Step 4: Simplify right side
    14,137,612.80x = 277,769,109,410,887.69
  5. Step 5: Solve for x
    x = 277,769,109,410,887.69/14,137,612.80
  6. Step 6: Final answer
    x = 19,647,525.60

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1.5x scale

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.