Home / 18,591,208.80-27,886,813.20-4,944,328.80

Finding the Fourth Proportional to 18,591,208.80, 27,886,813.20 and 4,944,328.80

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Solution

The fourth proportional to 18,591,208.80, 27,886,813.20 and 4,944,328.80 is: 7,416,493.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,591,208.80 : 27,886,813.20 = 4,944,328.80 : x
  2. Step 2: Convert to fraction form
    18,591,208.80/27,886,813.20 = 4,944,328.80/x
  3. Step 3: Cross multiply
    18,591,208.80x = 27,886,813.20 × 4,944,328.80
  4. Step 4: Simplify right side
    18,591,208.80x = 137,881,573,644,980.16
  5. Step 5: Solve for x
    x = 137,881,573,644,980.16/18,591,208.80
  6. Step 6: Final answer
    x = 7,416,493.20

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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.