Home / 45,870,143.40-68,805,215.10-18,589,505.40

Finding the Fourth Proportional to 45,870,143.40, 68,805,215.10 and 18,589,505.40

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Solution

The fourth proportional to 45,870,143.40, 68,805,215.10 and 18,589,505.40 is: 27,884,258.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,870,143.40 : 68,805,215.10 = 18,589,505.40 : x
  2. Step 2: Convert to fraction form
    45,870,143.40/68,805,215.10 = 18,589,505.40/x
  3. Step 3: Cross multiply
    45,870,143.40x = 68,805,215.10 × 18,589,505.40
  4. Step 4: Simplify right side
    45,870,143.40x = 1,279,054,917,649,611.25
  5. Step 5: Solve for x
    x = 1,279,054,917,649,611.25/45,870,143.40
  6. Step 6: Final answer
    x = 27,884,258.10

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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.