Home / 12,125,040.30-18,187,560.45-9,733,555.80

Finding the Fourth Proportional to 12,125,040.30, 18,187,560.45 and 9,733,555.80

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Solution

The fourth proportional to 12,125,040.30, 18,187,560.45 and 9,733,555.80 is: 14,600,333.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,125,040.30 : 18,187,560.45 = 9,733,555.80 : x
  2. Step 2: Convert to fraction form
    12,125,040.30/18,187,560.45 = 9,733,555.80/x
  3. Step 3: Cross multiply
    12,125,040.30x = 18,187,560.45 × 9,733,555.80
  4. Step 4: Simplify right side
    12,125,040.30x = 177,029,634,505,948.12
  5. Step 5: Solve for x
    x = 177,029,634,505,948.12/12,125,040.30
  6. Step 6: Final answer
    x = 14,600,333.70

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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.