Home / 33,208,086.40-49,812,129.60-21,861,347.20

Finding the Fourth Proportional to 33,208,086.40, 49,812,129.60 and 21,861,347.20

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Solution

The fourth proportional to 33,208,086.40, 49,812,129.60 and 21,861,347.20 is: 32,792,020.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,208,086.40 : 49,812,129.60 = 21,861,347.20 : x
  2. Step 2: Convert to fraction form
    33,208,086.40/49,812,129.60 = 21,861,347.20/x
  3. Step 3: Cross multiply
    33,208,086.40x = 49,812,129.60 × 21,861,347.20
  4. Step 4: Simplify right side
    33,208,086.40x = 1,088,960,259,956,997.12
  5. Step 5: Solve for x
    x = 1,088,960,259,956,997.12/33,208,086.40
  6. Step 6: Final answer
    x = 32,792,020.80

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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.