Home / 53,988,218.70-80,919,342.45-21,624,117.90

Finding the Fourth Proportional to 53,988,218.70, 80,919,342.45 and 21,624,117.90

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Solution

The fourth proportional to 53,988,218.70, 80,919,342.45 and 21,624,117.90 is: 32,410,948.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,988,218.70 : 80,919,342.45 = 21,624,117.90 : x
  2. Step 2: Convert to fraction form
    53,988,218.70/80,919,342.45 = 21,624,117.90/x
  3. Step 3: Cross multiply
    53,988,218.70x = 80,919,342.45 × 21,624,117.90
  4. Step 4: Simplify right side
    53,988,218.70x = 1,749,809,401,529,274.75
  5. Step 5: Solve for x
    x = 1,749,809,401,529,274.75/53,988,218.70
  6. Step 6: Final answer
    x = 32,410,948.97

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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.