Home / 33,914,534.70-50,871,802.05-21,000,518.40

Finding the Fourth Proportional to 33,914,534.70, 50,871,802.05 and 21,000,518.40

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Solution

The fourth proportional to 33,914,534.70, 50,871,802.05 and 21,000,518.40 is: 31,500,777.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,914,534.70 : 50,871,802.05 = 21,000,518.40 : x
  2. Step 2: Convert to fraction form
    33,914,534.70/50,871,802.05 = 21,000,518.40/x
  3. Step 3: Cross multiply
    33,914,534.70x = 50,871,802.05 × 21,000,518.40
  4. Step 4: Simplify right side
    33,914,534.70x = 1,068,334,214,992,182.62
  5. Step 5: Solve for x
    x = 1,068,334,214,992,182.62/33,914,534.70
  6. Step 6: Final answer
    x = 31,500,777.60

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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.