Home / 13,453,963.47-20,184,152.67-4,356,063.81

Finding the Fourth Proportional to 13,453,963.47, 20,184,152.67 and 4,356,063.81

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Solution

The fourth proportional to 13,453,963.47, 20,184,152.67 and 4,356,063.81 is: 6,535,134.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,453,963.47 : 20,184,152.67 = 4,356,063.81 : x
  2. Step 2: Convert to fraction form
    13,453,963.47/20,184,152.67 = 4,356,063.81/x
  3. Step 3: Cross multiply
    13,453,963.47x = 20,184,152.67 × 4,356,063.81
  4. Step 4: Simplify right side
    13,453,963.47x = 87,923,456,981,301.88
  5. Step 5: Solve for x
    x = 87,923,456,981,301.88/13,453,963.47
  6. Step 6: Final answer
    x = 6,535,134.21

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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.