Home / 12,124,448.20-18,193,670.70-4,552,179.40

Finding the Fourth Proportional to 12,124,448.20, 18,193,670.70 and 4,552,179.40

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Solution

The fourth proportional to 12,124,448.20, 18,193,670.70 and 4,552,179.40 is: 6,830,896.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,124,448.20 : 18,193,670.70 = 4,552,179.40 : x
  2. Step 2: Convert to fraction form
    12,124,448.20/18,193,670.70 = 4,552,179.40/x
  3. Step 3: Cross multiply
    12,124,448.20x = 18,193,670.70 × 4,552,179.40
  4. Step 4: Simplify right side
    12,124,448.20x = 82,820,852,970,923.58
  5. Step 5: Solve for x
    x = 82,820,852,970,923.58/12,124,448.20
  6. Step 6: Final answer
    x = 6,830,896.68

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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.