Home / 11,874,766.56-16,387,209.48-6,442,258.56

Finding the Fourth Proportional to 11,874,766.56, 16,387,209.48 and 6,442,258.56

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Solution

The fourth proportional to 11,874,766.56, 16,387,209.48 and 6,442,258.56 is: 8,890,333.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,874,766.56 : 16,387,209.48 = 6,442,258.56 : x
  2. Step 2: Convert to fraction form
    11,874,766.56/16,387,209.48 = 6,442,258.56/x
  3. Step 3: Cross multiply
    11,874,766.56x = 16,387,209.48 × 6,442,258.56
  4. Step 4: Simplify right side
    11,874,766.56x = 105,570,640,547,043.14
  5. Step 5: Solve for x
    x = 105,570,640,547,043.14/11,874,766.56
  6. Step 6: Final answer
    x = 8,890,333.97

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1.5x scale

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.