Home / 19,934,268-27,509,377.32-11,563,287.36

Finding the Fourth Proportional to 19,934,268, 27,509,377.32 and 11,563,287.36

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Solution

The fourth proportional to 19,934,268, 27,509,377.32 and 11,563,287.36 is: 15,957,387.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,934,268 : 27,509,377.32 = 11,563,287.36 : x
  2. Step 2: Convert to fraction form
    19,934,268/27,509,377.32 = 11,563,287.36/x
  3. Step 3: Cross multiply
    19,934,268x = 27,509,377.32 × 11,563,287.36
  4. Step 4: Simplify right side
    19,934,268x = 318,098,835,045,826.69
  5. Step 5: Solve for x
    x = 318,098,835,045,826.69/19,934,268
  6. Step 6: Final answer
    x = 15,957,387.30

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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.