Home / 8,320,536.40-12,482,014.20-3,528,216.40

Finding the Fourth Proportional to 8,320,536.40, 12,482,014.20 and 3,528,216.40

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Solution

The fourth proportional to 8,320,536.40, 12,482,014.20 and 3,528,216.40 is: 5,292,837.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,320,536.40 : 12,482,014.20 = 3,528,216.40 : x
  2. Step 2: Convert to fraction form
    8,320,536.40/12,482,014.20 = 3,528,216.40/x
  3. Step 3: Cross multiply
    8,320,536.40x = 12,482,014.20 × 3,528,216.40
  4. Step 4: Simplify right side
    8,320,536.40x = 44,039,247,205,472.88
  5. Step 5: Solve for x
    x = 44,039,247,205,472.88/8,320,536.40
  6. Step 6: Final answer
    x = 5,292,837.52

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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.