Home / 9,821,902.80-14,732,854.20-8,263,009.20

Finding the Fourth Proportional to 9,821,902.80, 14,732,854.20 and 8,263,009.20

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Solution

The fourth proportional to 9,821,902.80, 14,732,854.20 and 8,263,009.20 is: 12,394,513.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,821,902.80 : 14,732,854.20 = 8,263,009.20 : x
  2. Step 2: Convert to fraction form
    9,821,902.80/14,732,854.20 = 8,263,009.20/x
  3. Step 3: Cross multiply
    9,821,902.80x = 14,732,854.20 × 8,263,009.20
  4. Step 4: Simplify right side
    9,821,902.80x = 121,737,709,796,858.64
  5. Step 5: Solve for x
    x = 121,737,709,796,858.64/9,821,902.80
  6. Step 6: Final answer
    x = 12,394,513.80

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.