Home / 14,039,143.85-21,154,543.23-11,536,422.66

Finding the Fourth Proportional to 14,039,143.85, 21,154,543.23 and 11,536,422.66

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Solution

The fourth proportional to 14,039,143.85, 21,154,543.23 and 11,536,422.66 is: 17,383,378.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,039,143.85 : 21,154,543.23 = 11,536,422.66 : x
  2. Step 2: Convert to fraction form
    14,039,143.85/21,154,543.23 = 11,536,422.66/x
  3. Step 3: Cross multiply
    14,039,143.85x = 21,154,543.23 × 11,536,422.66
  4. Step 4: Simplify right side
    14,039,143.85x = 244,047,751,880,521.59
  5. Step 5: Solve for x
    x = 244,047,751,880,521.59/14,039,143.85
  6. Step 6: Final answer
    x = 17,383,378.54

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.