Home / 10,853,310.60-16,298,628.30-7,680,702.60

Finding the Fourth Proportional to 10,853,310.60, 16,298,628.30 and 7,680,702.60

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Solution

The fourth proportional to 10,853,310.60, 16,298,628.30 and 7,680,702.60 is: 11,534,260.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,853,310.60 : 16,298,628.30 = 7,680,702.60 : x
  2. Step 2: Convert to fraction form
    10,853,310.60/16,298,628.30 = 7,680,702.60/x
  3. Step 3: Cross multiply
    10,853,310.60x = 16,298,628.30 × 7,680,702.60
  4. Step 4: Simplify right side
    10,853,310.60x = 125,184,916,760,243.58
  5. Step 5: Solve for x
    x = 125,184,916,760,243.58/10,853,310.60
  6. Step 6: Final answer
    x = 11,534,260.96

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.