Home / 14,771,652.60-20,388,281.82-8,662,049.40

Finding the Fourth Proportional to 14,771,652.60, 20,388,281.82 and 8,662,049.40

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Solution

The fourth proportional to 14,771,652.60, 20,388,281.82 and 8,662,049.40 is: 11,955,622.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,771,652.60 : 20,388,281.82 = 8,662,049.40 : x
  2. Step 2: Convert to fraction form
    14,771,652.60/20,388,281.82 = 8,662,049.40/x
  3. Step 3: Cross multiply
    14,771,652.60x = 20,388,281.82 × 8,662,049.40
  4. Step 4: Simplify right side
    14,771,652.60x = 176,604,304,305,961.91
  5. Step 5: Solve for x
    x = 176,604,304,305,961.91/14,771,652.60
  6. Step 6: Final answer
    x = 11,955,622.64

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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.