Home / 10,040,643.15-15,060,964.73-9,347,801.55

Finding the Fourth Proportional to 10,040,643.15, 15,060,964.73 and 9,347,801.55

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Solution

The fourth proportional to 10,040,643.15, 15,060,964.73 and 9,347,801.55 is: 14,021,702.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,040,643.15 : 15,060,964.73 = 9,347,801.55 : x
  2. Step 2: Convert to fraction form
    10,040,643.15/15,060,964.73 = 9,347,801.55/x
  3. Step 3: Cross multiply
    10,040,643.15x = 15,060,964.73 × 9,347,801.55
  4. Step 4: Simplify right side
    10,040,643.15x = 140,786,909,400,850.34
  5. Step 5: Solve for x
    x = 140,786,909,400,850.34/10,040,643.15
  6. Step 6: Final answer
    x = 14,021,702.33

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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.