Home / 8,025,378.21-12,030,981.44-6,140,534.13

Finding the Fourth Proportional to 8,025,378.21, 12,030,981.44 and 6,140,534.13

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Solution

The fourth proportional to 8,025,378.21, 12,030,981.44 and 6,140,534.13 is: 9,205,379.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,025,378.21 : 12,030,981.44 = 6,140,534.13 : x
  2. Step 2: Convert to fraction form
    8,025,378.21/12,030,981.44 = 6,140,534.13/x
  3. Step 3: Cross multiply
    8,025,378.21x = 12,030,981.44 × 6,140,534.13
  4. Step 4: Simplify right side
    8,025,378.21x = 73,876,652,119,013.88
  5. Step 5: Solve for x
    x = 73,876,652,119,013.88/8,025,378.21
  6. Step 6: Final answer
    x = 9,205,379.51

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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.