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Finding the Third Proportional to 15,720,854 and 33,966,054

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Solution

The third proportional to 15,720,854 and 33,966,054 is: 73,386,142.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,720,854 : 33,966,054 = 33,966,054 : x
  2. Step 2: Convert to fraction form
    15,720,854/33,966,054 = 33,966,054/x
  3. Step 3: Cross multiply
    15,720,854x = 33,966,054 × 33,966,054
  4. Step 4: Simplify right side
    15,720,854x = 1,153,692,824,330,916
  5. Step 5: Solve for x
    x = 1,153,692,824,330,916/15,720,854
  6. Step 6: Final answer
    x = 73,386,142.02

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.