Home / 14,168,911.32-19,555,729.02-8,056,975.32

Finding the Fourth Proportional to 14,168,911.32, 19,555,729.02 and 8,056,975.32

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Solution

The fourth proportional to 14,168,911.32, 19,555,729.02 and 8,056,975.32 is: 11,120,122.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,168,911.32 : 19,555,729.02 = 8,056,975.32 : x
  2. Step 2: Convert to fraction form
    14,168,911.32/19,555,729.02 = 8,056,975.32/x
  3. Step 3: Cross multiply
    14,168,911.32x = 19,555,729.02 × 8,056,975.32
  4. Step 4: Simplify right side
    14,168,911.32x = 157,560,026,078,747.78
  5. Step 5: Solve for x
    x = 157,560,026,078,747.78/14,168,911.32
  6. Step 6: Final answer
    x = 11,120,122.25

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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.