Home / 36,309,678.40-54,408,530.40-31,494,779.20

Finding the Fourth Proportional to 36,309,678.40, 54,408,530.40 and 31,494,779.20

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Solution

The fourth proportional to 36,309,678.40, 54,408,530.40 and 31,494,779.20 is: 47,193,605.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,309,678.40 : 54,408,530.40 = 31,494,779.20 : x
  2. Step 2: Convert to fraction form
    36,309,678.40/54,408,530.40 = 31,494,779.20/x
  3. Step 3: Cross multiply
    36,309,678.40x = 54,408,530.40 × 31,494,779.20
  4. Step 4: Simplify right side
    36,309,678.40x = 1,713,584,651,544,487.50
  5. Step 5: Solve for x
    x = 1,713,584,651,544,487.50/36,309,678.40
  6. Step 6: Final answer
    x = 47,193,605.87

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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.