Home / 12,444,101.20-18,666,151.80-10,617,518.80

Finding the Fourth Proportional to 12,444,101.20, 18,666,151.80 and 10,617,518.80

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Solution

The fourth proportional to 12,444,101.20, 18,666,151.80 and 10,617,518.80 is: 15,926,278.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,444,101.20 : 18,666,151.80 = 10,617,518.80 : x
  2. Step 2: Convert to fraction form
    12,444,101.20/18,666,151.80 = 10,617,518.80/x
  3. Step 3: Cross multiply
    12,444,101.20x = 18,666,151.80 × 10,617,518.80
  4. Step 4: Simplify right side
    12,444,101.20x = 198,188,217,660,153.88
  5. Step 5: Solve for x
    x = 198,188,217,660,153.88/12,444,101.20
  6. Step 6: Final answer
    x = 15,926,278.20

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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.