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Finding the Third Proportional to 29,143,784.81 and 62,827,421.91

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Solution

The third proportional to 29,143,784.81 and 62,827,421.91 is: 135,441,740.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,143,784.81 : 62,827,421.91 = 62,827,421.91 : x
  2. Step 2: Convert to fraction form
    29,143,784.81/62,827,421.91 = 62,827,421.91/x
  3. Step 3: Cross multiply
    29,143,784.81x = 62,827,421.91 × 62,827,421.91
  4. Step 4: Simplify right side
    29,143,784.81x = 3,947,284,943,385,942.50
  5. Step 5: Solve for x
    x = 3,947,284,943,385,942.50/29,143,784.81
  6. Step 6: Final answer
    x = 135,441,740.62

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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.