Home / 14,304,003.20-21,456,004.80-3,521,218.40

Finding the Fourth Proportional to 14,304,003.20, 21,456,004.80 and 3,521,218.40

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Solution

The fourth proportional to 14,304,003.20, 21,456,004.80 and 3,521,218.40 is: 5,281,827.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,304,003.20 : 21,456,004.80 = 3,521,218.40 : x
  2. Step 2: Convert to fraction form
    14,304,003.20/21,456,004.80 = 3,521,218.40/x
  3. Step 3: Cross multiply
    14,304,003.20x = 21,456,004.80 × 3,521,218.40
  4. Step 4: Simplify right side
    14,304,003.20x = 75,551,278,892,248.33
  5. Step 5: Solve for x
    x = 75,551,278,892,248.33/14,304,003.20
  6. Step 6: Final answer
    x = 5,281,827.60

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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.