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Finding the Third Proportional to 15,917,915 and 34,107,070.50

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Solution

The third proportional to 15,917,915 and 34,107,070.50 is: 73,080,692.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,917,915 : 34,107,070.50 = 34,107,070.50 : x
  2. Step 2: Convert to fraction form
    15,917,915/34,107,070.50 = 34,107,070.50/x
  3. Step 3: Cross multiply
    15,917,915x = 34,107,070.50 × 34,107,070.50
  4. Step 4: Simplify right side
    15,917,915x = 1,163,292,258,091,970.25
  5. Step 5: Solve for x
    x = 1,163,292,258,091,970.25/15,917,915
  6. Step 6: Final answer
    x = 73,080,692.92

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.