Home / 21,861,048.30-32,791,572.45-21,542,183.70

Finding the Fourth Proportional to 21,861,048.30, 32,791,572.45 and 21,542,183.70

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Solution

The fourth proportional to 21,861,048.30, 32,791,572.45 and 21,542,183.70 is: 32,313,275.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,861,048.30 : 32,791,572.45 = 21,542,183.70 : x
  2. Step 2: Convert to fraction form
    21,861,048.30/32,791,572.45 = 21,542,183.70/x
  3. Step 3: Cross multiply
    21,861,048.30x = 32,791,572.45 × 21,542,183.70
  4. Step 4: Simplify right side
    21,861,048.30x = 706,402,077,529,759
  5. Step 5: Solve for x
    x = 706,402,077,529,759/21,861,048.30
  6. Step 6: Final answer
    x = 32,313,275.55

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Double scale
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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.