Home / 8,287,669.86-11,435,466.58-4,616,495.12

Finding the Fourth Proportional to 8,287,669.86, 11,435,466.58 and 4,616,495.12

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Solution

The fourth proportional to 8,287,669.86, 11,435,466.58 and 4,616,495.12 is: 6,369,917.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,287,669.86 : 11,435,466.58 = 4,616,495.12 : x
  2. Step 2: Convert to fraction form
    8,287,669.86/11,435,466.58 = 4,616,495.12/x
  3. Step 3: Cross multiply
    8,287,669.86x = 11,435,466.58 × 4,616,495.12
  4. Step 4: Simplify right side
    8,287,669.86x = 52,791,775,661,493.09
  5. Step 5: Solve for x
    x = 52,791,775,661,493.09/8,287,669.86
  6. Step 6: Final answer
    x = 6,369,917.79

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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.