Home / 17,979,895.80-26,969,843.70-17,681,297.40

Finding the Fourth Proportional to 17,979,895.80, 26,969,843.70 and 17,681,297.40

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Solution

The fourth proportional to 17,979,895.80, 26,969,843.70 and 17,681,297.40 is: 26,521,946.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,979,895.80 : 26,969,843.70 = 17,681,297.40 : x
  2. Step 2: Convert to fraction form
    17,979,895.80/26,969,843.70 = 17,681,297.40/x
  3. Step 3: Cross multiply
    17,979,895.80x = 26,969,843.70 × 17,681,297.40
  4. Step 4: Simplify right side
    17,979,895.80x = 476,861,827,291,216.31
  5. Step 5: Solve for x
    x = 476,861,827,291,216.31/17,979,895.80
  6. Step 6: Final answer
    x = 26,521,946.10

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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.