Home / 72,787,960.64-109,145,432.64-24,248,749.52

Finding the Fourth Proportional to 72,787,960.64, 109,145,432.64 and 24,248,749.52

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Solution

The fourth proportional to 72,787,960.64, 109,145,432.64 and 24,248,749.52 is: 36,360,961.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,787,960.64 : 109,145,432.64 = 24,248,749.52 : x
  2. Step 2: Convert to fraction form
    72,787,960.64/109,145,432.64 = 24,248,749.52/x
  3. Step 3: Cross multiply
    72,787,960.64x = 109,145,432.64 × 24,248,749.52
  4. Step 4: Simplify right side
    72,787,960.64x = 2,646,640,257,339,392.50
  5. Step 5: Solve for x
    x = 2,646,640,257,339,392.50/72,787,960.64
  6. Step 6: Final answer
    x = 36,360,961.81

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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.