Home / 18,601,550.37-27,903,411.45-5,648,123.60

Finding the Fourth Proportional to 18,601,550.37, 27,903,411.45 and 5,648,123.60

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Solution

The fourth proportional to 18,601,550.37, 27,903,411.45 and 5,648,123.60 is: 8,472,515.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,601,550.37 : 27,903,411.45 = 5,648,123.60 : x
  2. Step 2: Convert to fraction form
    18,601,550.37/27,903,411.45 = 5,648,123.60/x
  3. Step 3: Cross multiply
    18,601,550.37x = 27,903,411.45 × 5,648,123.60
  4. Step 4: Simplify right side
    18,601,550.37x = 157,601,916,848,545.78
  5. Step 5: Solve for x
    x = 157,601,916,848,545.78/18,601,550.37
  6. Step 6: Final answer
    x = 8,472,515.12

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1.5x scale

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.