Home / 65,384,642.67-90,229,704.60-36,018,722.04

Finding the Fourth Proportional to 65,384,642.67, 90,229,704.60 and 36,018,722.04

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Solution

The fourth proportional to 65,384,642.67, 90,229,704.60 and 36,018,722.04 is: 49,705,229.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,384,642.67 : 90,229,704.60 = 36,018,722.04 : x
  2. Step 2: Convert to fraction form
    65,384,642.67/90,229,704.60 = 36,018,722.04/x
  3. Step 3: Cross multiply
    65,384,642.67x = 90,229,704.60 × 36,018,722.04
  4. Step 4: Simplify right side
    65,384,642.67x = 3,249,958,649,738,709
  5. Step 5: Solve for x
    x = 3,249,958,649,738,709/65,384,642.67
  6. Step 6: Final answer
    x = 49,705,229.19

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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.