Home / 11,415,209.70-15,753,144.12-6,258,560.16

Finding the Fourth Proportional to 11,415,209.70, 15,753,144.12 and 6,258,560.16

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Solution

The fourth proportional to 11,415,209.70, 15,753,144.12 and 6,258,560.16 is: 8,636,897.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,415,209.70 : 15,753,144.12 = 6,258,560.16 : x
  2. Step 2: Convert to fraction form
    11,415,209.70/15,753,144.12 = 6,258,560.16/x
  3. Step 3: Cross multiply
    11,415,209.70x = 15,753,144.12 × 6,258,560.16
  4. Step 4: Simplify right side
    11,415,209.70x = 98,592,000,184,170.25
  5. Step 5: Solve for x
    x = 98,592,000,184,170.25/11,415,209.70
  6. Step 6: Final answer
    x = 8,636,897.86

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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.