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Finding the Third Proportional to 4,155,785 and 6,216,955

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Solution

The third proportional to 4,155,785 and 6,216,955 is: 9,300,416.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,155,785 : 6,216,955 = 6,216,955 : x
  2. Step 2: Convert to fraction form
    4,155,785/6,216,955 = 6,216,955/x
  3. Step 3: Cross multiply
    4,155,785x = 6,216,955 × 6,216,955
  4. Step 4: Simplify right side
    4,155,785x = 38,650,529,472,025
  5. Step 5: Solve for x
    x = 38,650,529,472,025/4,155,785
  6. Step 6: Final answer
    x = 9,300,416.04

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.