Home / 18,128,329.74-27,185,612.85-5,994,153.90

Finding the Fourth Proportional to 18,128,329.74, 27,185,612.85 and 5,994,153.90

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Solution

The fourth proportional to 18,128,329.74, 27,185,612.85 and 5,994,153.90 is: 8,988,955.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,128,329.74 : 27,185,612.85 = 5,994,153.90 : x
  2. Step 2: Convert to fraction form
    18,128,329.74/27,185,612.85 = 5,994,153.90/x
  3. Step 3: Cross multiply
    18,128,329.74x = 27,185,612.85 × 5,994,153.90
  4. Step 4: Simplify right side
    18,128,329.74x = 162,954,747,288,717.62
  5. Step 5: Solve for x
    x = 162,954,747,288,717.62/18,128,329.74
  6. Step 6: Final answer
    x = 8,988,955.39

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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.