Home / 13,867,653.09-21,556,803.38

Finding the Third Proportional to 13,867,653.09 and 21,556,803.38

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Solution

The third proportional to 13,867,653.09 and 21,556,803.38 is: 33,509,330.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,867,653.09 : 21,556,803.38 = 21,556,803.38 : x
  2. Step 2: Convert to fraction form
    13,867,653.09/21,556,803.38 = 21,556,803.38/x
  3. Step 3: Cross multiply
    13,867,653.09x = 21,556,803.38 × 21,556,803.38
  4. Step 4: Simplify right side
    13,867,653.09x = 464,695,771,748,411.38
  5. Step 5: Solve for x
    x = 464,695,771,748,411.38/13,867,653.09
  6. Step 6: Final answer
    x = 33,509,330.57

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.