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Finding the Third Proportional to 4,439,720 and 9,570,544

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Solution

The third proportional to 4,439,720 and 9,570,544 is: 20,630,875.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,439,720 : 9,570,544 = 9,570,544 : x
  2. Step 2: Convert to fraction form
    4,439,720/9,570,544 = 9,570,544/x
  3. Step 3: Cross multiply
    4,439,720x = 9,570,544 × 9,570,544
  4. Step 4: Simplify right side
    4,439,720x = 91,595,312,455,936
  5. Step 5: Solve for x
    x = 91,595,312,455,936/4,439,720
  6. Step 6: Final answer
    x = 20,630,875.92

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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.