Home / 19,555,535.72-26,989,979.12-11,294,113.15

Finding the Fourth Proportional to 19,555,535.72, 26,989,979.12 and 11,294,113.15

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Solution

The fourth proportional to 19,555,535.72, 26,989,979.12 and 11,294,113.15 is: 15,587,805.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,555,535.72 : 26,989,979.12 = 11,294,113.15 : x
  2. Step 2: Convert to fraction form
    19,555,535.72/26,989,979.12 = 11,294,113.15/x
  3. Step 3: Cross multiply
    19,555,535.72x = 26,989,979.12 × 11,294,113.15
  4. Step 4: Simplify right side
    19,555,535.72x = 304,827,877,965,218.62
  5. Step 5: Solve for x
    x = 304,827,877,965,218.62/19,555,535.72
  6. Step 6: Final answer
    x = 15,587,805.03

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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.