Home / 11,912,658.40-17,868,987.60-4,725,906.40

Finding the Fourth Proportional to 11,912,658.40, 17,868,987.60 and 4,725,906.40

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Solution

The fourth proportional to 11,912,658.40, 17,868,987.60 and 4,725,906.40 is: 7,088,859.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,912,658.40 : 17,868,987.60 = 4,725,906.40 : x
  2. Step 2: Convert to fraction form
    11,912,658.40/17,868,987.60 = 4,725,906.40/x
  3. Step 3: Cross multiply
    11,912,658.40x = 17,868,987.60 × 4,725,906.40
  4. Step 4: Simplify right side
    11,912,658.40x = 84,447,162,860,360.66
  5. Step 5: Solve for x
    x = 84,447,162,860,360.66/11,912,658.40
  6. Step 6: Final answer
    x = 7,088,859.60

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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.