Home / 15,514,228.69-21,742,794.56

Finding the Third Proportional to 15,514,228.69 and 21,742,794.56

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Solution

The third proportional to 15,514,228.69 and 21,742,794.56 is: 30,471,970.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,514,228.69 : 21,742,794.56 = 21,742,794.56 : x
  2. Step 2: Convert to fraction form
    15,514,228.69/21,742,794.56 = 21,742,794.56/x
  3. Step 3: Cross multiply
    15,514,228.69x = 21,742,794.56 × 21,742,794.56
  4. Step 4: Simplify right side
    15,514,228.69x = 472,749,115,387,079.56
  5. Step 5: Solve for x
    x = 472,749,115,387,079.56/15,514,228.69
  6. Step 6: Final answer
    x = 30,471,970.27

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.