Home / 14,316,215.04-19,756,843.20-8,205,796.80

Finding the Fourth Proportional to 14,316,215.04, 19,756,843.20 and 8,205,796.80

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Solution

The fourth proportional to 14,316,215.04, 19,756,843.20 and 8,205,796.80 is: 11,324,266.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,316,215.04 : 19,756,843.20 = 8,205,796.80 : x
  2. Step 2: Convert to fraction form
    14,316,215.04/19,756,843.20 = 8,205,796.80/x
  3. Step 3: Cross multiply
    14,316,215.04x = 19,756,843.20 × 8,205,796.80
  4. Step 4: Simplify right side
    14,316,215.04x = 162,120,640,708,661.75
  5. Step 5: Solve for x
    x = 162,120,640,708,661.75/14,316,215.04
  6. Step 6: Final answer
    x = 11,324,266.94

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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.