Home / 13,295,557.80-19,943,336.70-11,382,370.20

Finding the Fourth Proportional to 13,295,557.80, 19,943,336.70 and 11,382,370.20

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Solution

The fourth proportional to 13,295,557.80, 19,943,336.70 and 11,382,370.20 is: 17,073,555.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,295,557.80 : 19,943,336.70 = 11,382,370.20 : x
  2. Step 2: Convert to fraction form
    13,295,557.80/19,943,336.70 = 11,382,370.20/x
  3. Step 3: Cross multiply
    13,295,557.80x = 19,943,336.70 × 11,382,370.20
  4. Step 4: Simplify right side
    13,295,557.80x = 227,002,441,342,646.31
  5. Step 5: Solve for x
    x = 227,002,441,342,646.31/13,295,557.80
  6. Step 6: Final answer
    x = 17,073,555.30

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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.