Home / 14,304,059.70-21,456,089.55-3,521,274.90

Finding the Fourth Proportional to 14,304,059.70, 21,456,089.55 and 3,521,274.90

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Solution

The fourth proportional to 14,304,059.70, 21,456,089.55 and 3,521,274.90 is: 5,281,912.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,304,059.70 : 21,456,089.55 = 3,521,274.90 : x
  2. Step 2: Convert to fraction form
    14,304,059.70/21,456,089.55 = 3,521,274.90/x
  3. Step 3: Cross multiply
    14,304,059.70x = 21,456,089.55 × 3,521,274.90
  4. Step 4: Simplify right side
    14,304,059.70x = 75,552,789,584,567.30
  5. Step 5: Solve for x
    x = 75,552,789,584,567.30/14,304,059.70
  6. Step 6: Final answer
    x = 5,281,912.35

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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.