Home / 22,653,128.28-31,259,843.70-13,358,566.56

Finding the Fourth Proportional to 22,653,128.28, 31,259,843.70 and 13,358,566.56

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Solution

The fourth proportional to 22,653,128.28, 31,259,843.70 and 13,358,566.56 is: 18,433,953.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,653,128.28 : 31,259,843.70 = 13,358,566.56 : x
  2. Step 2: Convert to fraction form
    22,653,128.28/31,259,843.70 = 13,358,566.56/x
  3. Step 3: Cross multiply
    22,653,128.28x = 31,259,843.70 × 13,358,566.56
  4. Step 4: Simplify right side
    22,653,128.28x = 417,586,702,721,646.69
  5. Step 5: Solve for x
    x = 417,586,702,721,646.69/22,653,128.28
  6. Step 6: Final answer
    x = 18,433,953.03

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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.