Home / 9,438,365.54-13,017,565.60-6,131,725.16

Finding the Fourth Proportional to 9,438,365.54, 13,017,565.60 and 6,131,725.16

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Solution

The fourth proportional to 9,438,365.54, 13,017,565.60 and 6,131,725.16 is: 8,456,986.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,438,365.54 : 13,017,565.60 = 6,131,725.16 : x
  2. Step 2: Convert to fraction form
    9,438,365.54/13,017,565.60 = 6,131,725.16/x
  3. Step 3: Cross multiply
    9,438,365.54x = 13,017,565.60 × 6,131,725.16
  4. Step 4: Simplify right side
    9,438,365.54x = 79,820,134,480,811.88
  5. Step 5: Solve for x
    x = 79,820,134,480,811.88/9,438,365.54
  6. Step 6: Final answer
    x = 8,456,986.98

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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.