Home / 16,817,443.20-25,210,418.40-13,172,151.60

Finding the Fourth Proportional to 16,817,443.20, 25,210,418.40 and 13,172,151.60

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Solution

The fourth proportional to 16,817,443.20, 25,210,418.40 and 13,172,151.60 is: 19,745,894.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,817,443.20 : 25,210,418.40 = 13,172,151.60 : x
  2. Step 2: Convert to fraction form
    16,817,443.20/25,210,418.40 = 13,172,151.60/x
  3. Step 3: Cross multiply
    16,817,443.20x = 25,210,418.40 × 13,172,151.60
  4. Step 4: Simplify right side
    16,817,443.20x = 332,075,453,064,229.44
  5. Step 5: Solve for x
    x = 332,075,453,064,229.44/16,817,443.20
  6. Step 6: Final answer
    x = 19,745,894.14

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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.