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Finding the Third Proportional to 4,544,681.75 and 9,719,219.44

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Solution

The third proportional to 4,544,681.75 and 9,719,219.44 is: 20,785,443.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,544,681.75 : 9,719,219.44 = 9,719,219.44 : x
  2. Step 2: Convert to fraction form
    4,544,681.75/9,719,219.44 = 9,719,219.44/x
  3. Step 3: Cross multiply
    4,544,681.75x = 9,719,219.44 × 9,719,219.44
  4. Step 4: Simplify right side
    4,544,681.75x = 94,463,226,474,277.81
  5. Step 5: Solve for x
    x = 94,463,226,474,277.81/4,544,681.75
  6. Step 6: Final answer
    x = 20,785,443.66

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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.