Home / 21,446,019.40-32,173,694.70-7,066,640.20

Finding the Fourth Proportional to 21,446,019.40, 32,173,694.70 and 7,066,640.20

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Solution

The fourth proportional to 21,446,019.40, 32,173,694.70 and 7,066,640.20 is: 10,601,497.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,446,019.40 : 32,173,694.70 = 7,066,640.20 : x
  2. Step 2: Convert to fraction form
    21,446,019.40/32,173,694.70 = 7,066,640.20/x
  3. Step 3: Cross multiply
    21,446,019.40x = 32,173,694.70 × 7,066,640.20
  4. Step 4: Simplify right side
    21,446,019.40x = 227,359,924,349,546.94
  5. Step 5: Solve for x
    x = 227,359,924,349,546.94/21,446,019.40
  6. Step 6: Final answer
    x = 10,601,497.65

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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.