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Finding the Third Proportional to 4,869,854 and 7,570,037

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Solution

The third proportional to 4,869,854 and 7,570,037 is: 11,767,387.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,869,854 : 7,570,037 = 7,570,037 : x
  2. Step 2: Convert to fraction form
    4,869,854/7,570,037 = 7,570,037/x
  3. Step 3: Cross multiply
    4,869,854x = 7,570,037 × 7,570,037
  4. Step 4: Simplify right side
    4,869,854x = 57,305,460,181,369
  5. Step 5: Solve for x
    x = 57,305,460,181,369/4,869,854
  6. Step 6: Final answer
    x = 11,767,387.72

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.