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Finding the Third Proportional to 5,874,393.64 and 8,980,434.40

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Solution

The third proportional to 5,874,393.64 and 8,980,434.40 is: 13,728,770.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,874,393.64 : 8,980,434.40 = 8,980,434.40 : x
  2. Step 2: Convert to fraction form
    5,874,393.64/8,980,434.40 = 8,980,434.40/x
  3. Step 3: Cross multiply
    5,874,393.64x = 8,980,434.40 × 8,980,434.40
  4. Step 4: Simplify right side
    5,874,393.64x = 80,648,201,984,639.50
  5. Step 5: Solve for x
    x = 80,648,201,984,639.50/5,874,393.64
  6. Step 6: Final answer
    x = 13,728,770.48

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.