Home / 6,388,675.80-9,567,267.30-4,247,165.40

Finding the Fourth Proportional to 6,388,675.80, 9,567,267.30 and 4,247,165.40

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Solution

The fourth proportional to 6,388,675.80, 9,567,267.30 and 4,247,165.40 is: 6,360,279.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,388,675.80 : 9,567,267.30 = 4,247,165.40 : x
  2. Step 2: Convert to fraction form
    6,388,675.80/9,567,267.30 = 4,247,165.40/x
  3. Step 3: Cross multiply
    6,388,675.80x = 9,567,267.30 × 4,247,165.40
  4. Step 4: Simplify right side
    6,388,675.80x = 40,633,766,649,111.43
  5. Step 5: Solve for x
    x = 40,633,766,649,111.43/6,388,675.80
  6. Step 6: Final answer
    x = 6,360,279.96

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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.