Home / 53,988,217.20-80,919,340.20-21,624,116.40

Finding the Fourth Proportional to 53,988,217.20, 80,919,340.20 and 21,624,116.40

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Solution

The fourth proportional to 53,988,217.20, 80,919,340.20 and 21,624,116.40 is: 32,410,946.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,988,217.20 : 80,919,340.20 = 21,624,116.40 : x
  2. Step 2: Convert to fraction form
    53,988,217.20/80,919,340.20 = 21,624,116.40/x
  3. Step 3: Cross multiply
    53,988,217.20x = 80,919,340.20 × 21,624,116.40
  4. Step 4: Simplify right side
    53,988,217.20x = 1,749,809,231,495,999.25
  5. Step 5: Solve for x
    x = 1,749,809,231,495,999.25/53,988,217.20
  6. Step 6: Final answer
    x = 32,410,946.73

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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.