Home / 8,301,195.80-12,453,543.30-2,621,994.20

Finding the Fourth Proportional to 8,301,195.80, 12,453,543.30 and 2,621,994.20

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Solution

The fourth proportional to 8,301,195.80, 12,453,543.30 and 2,621,994.20 is: 3,933,543.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,301,195.80 : 12,453,543.30 = 2,621,994.20 : x
  2. Step 2: Convert to fraction form
    8,301,195.80/12,453,543.30 = 2,621,994.20/x
  3. Step 3: Cross multiply
    8,301,195.80x = 12,453,543.30 × 2,621,994.20
  4. Step 4: Simplify right side
    8,301,195.80x = 32,653,118,302,048.86
  5. Step 5: Solve for x
    x = 32,653,118,302,048.86/8,301,195.80
  6. Step 6: Final answer
    x = 3,933,543.92

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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.