Home / 53,880,140.90-80,820,211.35-15,542,905.70

Finding the Fourth Proportional to 53,880,140.90, 80,820,211.35 and 15,542,905.70

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Solution

The fourth proportional to 53,880,140.90, 80,820,211.35 and 15,542,905.70 is: 23,314,358.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,880,140.90 : 80,820,211.35 = 15,542,905.70 : x
  2. Step 2: Convert to fraction form
    53,880,140.90/80,820,211.35 = 15,542,905.70/x
  3. Step 3: Cross multiply
    53,880,140.90x = 80,820,211.35 × 15,542,905.70
  4. Step 4: Simplify right side
    53,880,140.90x = 1,256,180,923,667,119.50
  5. Step 5: Solve for x
    x = 1,256,180,923,667,119.50/53,880,140.90
  6. Step 6: Final answer
    x = 23,314,358.55

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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.