Home / 18,400,651.92-25,393,073.13-10,141,012.08

Finding the Fourth Proportional to 18,400,651.92, 25,393,073.13 and 10,141,012.08

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Solution

The fourth proportional to 18,400,651.92, 25,393,073.13 and 10,141,012.08 is: 13,994,692.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,400,651.92 : 25,393,073.13 = 10,141,012.08 : x
  2. Step 2: Convert to fraction form
    18,400,651.92/25,393,073.13 = 10,141,012.08/x
  3. Step 3: Cross multiply
    18,400,651.92x = 25,393,073.13 × 10,141,012.08
  4. Step 4: Simplify right side
    18,400,651.92x = 257,511,461,359,653.41
  5. Step 5: Solve for x
    x = 257,511,461,359,653.41/18,400,651.92
  6. Step 6: Final answer
    x = 13,994,692.28

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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.