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Finding the Third Proportional to 28,070,693.81 and 61,432,727.81

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Solution

The third proportional to 28,070,693.81 and 61,432,727.81 is: 134,445,556.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,070,693.81 : 61,432,727.81 = 61,432,727.81 : x
  2. Step 2: Convert to fraction form
    28,070,693.81/61,432,727.81 = 61,432,727.81/x
  3. Step 3: Cross multiply
    28,070,693.81x = 61,432,727.81 × 61,432,727.81
  4. Step 4: Simplify right side
    28,070,693.81x = 3,773,980,046,484,711
  5. Step 5: Solve for x
    x = 3,773,980,046,484,711/28,070,693.81
  6. Step 6: Final answer
    x = 134,445,556.34

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.