Home / 22,514,896.93-31,006,117.45-21,111,937.34

Finding the Fourth Proportional to 22,514,896.93, 31,006,117.45 and 21,111,937.34

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Solution

The fourth proportional to 22,514,896.93, 31,006,117.45 and 21,111,937.34 is: 29,074,048.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,514,896.93 : 31,006,117.45 = 21,111,937.34 : x
  2. Step 2: Convert to fraction form
    22,514,896.93/31,006,117.45 = 21,111,937.34/x
  3. Step 3: Cross multiply
    22,514,896.93x = 31,006,117.45 × 21,111,937.34
  4. Step 4: Simplify right side
    22,514,896.93x = 654,599,208,761,080.62
  5. Step 5: Solve for x
    x = 654,599,208,761,080.62/22,514,896.93
  6. Step 6: Final answer
    x = 29,074,048.65

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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.