Home / 8,237,360.40-12,356,040.60-6,809,686.80

Finding the Fourth Proportional to 8,237,360.40, 12,356,040.60 and 6,809,686.80

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Solution

The fourth proportional to 8,237,360.40, 12,356,040.60 and 6,809,686.80 is: 10,214,530.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,237,360.40 : 12,356,040.60 = 6,809,686.80 : x
  2. Step 2: Convert to fraction form
    8,237,360.40/12,356,040.60 = 6,809,686.80/x
  3. Step 3: Cross multiply
    8,237,360.40x = 12,356,040.60 × 6,809,686.80
  4. Step 4: Simplify right side
    8,237,360.40x = 84,140,766,574,084.08
  5. Step 5: Solve for x
    x = 84,140,766,574,084.08/8,237,360.40
  6. Step 6: Final answer
    x = 10,214,530.20

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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.