Home / 13,556,156.52-20,651,869.48

Finding the Third Proportional to 13,556,156.52 and 20,651,869.48

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Solution

The third proportional to 13,556,156.52 and 20,651,869.48 is: 31,461,698.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,556,156.52 : 20,651,869.48 = 20,651,869.48 : x
  2. Step 2: Convert to fraction form
    13,556,156.52/20,651,869.48 = 20,651,869.48/x
  3. Step 3: Cross multiply
    13,556,156.52x = 20,651,869.48 × 20,651,869.48
  4. Step 4: Simplify right side
    13,556,156.52x = 426,499,712,876,953.25
  5. Step 5: Solve for x
    x = 426,499,712,876,953.25/13,556,156.52
  6. Step 6: Final answer
    x = 31,461,698.77

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.