Home / 14,023,772.80-21,035,659.20-9,476,999.80

Finding the Fourth Proportional to 14,023,772.80, 21,035,659.20 and 9,476,999.80

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Solution

The fourth proportional to 14,023,772.80, 21,035,659.20 and 9,476,999.80 is: 14,215,499.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,023,772.80 : 21,035,659.20 = 9,476,999.80 : x
  2. Step 2: Convert to fraction form
    14,023,772.80/21,035,659.20 = 9,476,999.80/x
  3. Step 3: Cross multiply
    14,023,772.80x = 21,035,659.20 × 9,476,999.80
  4. Step 4: Simplify right side
    14,023,772.80x = 199,354,938,031,268.16
  5. Step 5: Solve for x
    x = 199,354,938,031,268.16/14,023,772.80
  6. Step 6: Final answer
    x = 14,215,499.70

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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.