Home / 31,549,711.41-47,324,567.52-7,615,183.41

Finding the Fourth Proportional to 31,549,711.41, 47,324,567.52 and 7,615,183.41

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Solution

The fourth proportional to 31,549,711.41, 47,324,567.52 and 7,615,183.41 is: 11,422,775.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,549,711.41 : 47,324,567.52 = 7,615,183.41 : x
  2. Step 2: Convert to fraction form
    31,549,711.41/47,324,567.52 = 7,615,183.41/x
  3. Step 3: Cross multiply
    31,549,711.41x = 47,324,567.52 × 7,615,183.41
  4. Step 4: Simplify right side
    31,549,711.41x = 360,385,261,463,728.88
  5. Step 5: Solve for x
    x = 360,385,261,463,728.88/31,549,711.41
  6. Step 6: Final answer
    x = 11,422,775.21

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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.