Home / 11,856,146.56-16,361,268.78-6,699,397.12

Finding the Fourth Proportional to 11,856,146.56, 16,361,268.78 and 6,699,397.12

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Solution

The fourth proportional to 11,856,146.56, 16,361,268.78 and 6,699,397.12 is: 9,245,047.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,856,146.56 : 16,361,268.78 = 6,699,397.12 : x
  2. Step 2: Convert to fraction form
    11,856,146.56/16,361,268.78 = 6,699,397.12/x
  3. Step 3: Cross multiply
    11,856,146.56x = 16,361,268.78 × 6,699,397.12
  4. Step 4: Simplify right side
    11,856,146.56x = 109,610,636,944,277.91
  5. Step 5: Solve for x
    x = 109,610,636,944,277.91/11,856,146.56
  6. Step 6: Final answer
    x = 9,245,047.40

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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.