Home / 16,387,855.20-22,615,241.85-9,045,690.30

Finding the Fourth Proportional to 16,387,855.20, 22,615,241.85 and 9,045,690.30

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Solution

The fourth proportional to 16,387,855.20, 22,615,241.85 and 9,045,690.30 is: 12,483,053.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,387,855.20 : 22,615,241.85 = 9,045,690.30 : x
  2. Step 2: Convert to fraction form
    16,387,855.20/22,615,241.85 = 9,045,690.30/x
  3. Step 3: Cross multiply
    16,387,855.20x = 22,615,241.85 × 9,045,690.30
  4. Step 4: Simplify right side
    16,387,855.20x = 204,570,473,834,699.09
  5. Step 5: Solve for x
    x = 204,570,473,834,699.09/16,387,855.20
  6. Step 6: Final answer
    x = 12,483,053.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.