Home / 18,020,812.12-24,870,504.06-10,287,016.12

Finding the Fourth Proportional to 18,020,812.12, 24,870,504.06 and 10,287,016.12

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Solution

The fourth proportional to 18,020,812.12, 24,870,504.06 and 10,287,016.12 is: 14,197,100.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,020,812.12 : 24,870,504.06 = 10,287,016.12 : x
  2. Step 2: Convert to fraction form
    18,020,812.12/24,870,504.06 = 10,287,016.12/x
  3. Step 3: Cross multiply
    18,020,812.12x = 24,870,504.06 × 10,287,016.12
  4. Step 4: Simplify right side
    18,020,812.12x = 255,843,276,177,745.41
  5. Step 5: Solve for x
    x = 255,843,276,177,745.41/18,020,812.12
  6. Step 6: Final answer
    x = 14,197,100.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.