Home / 8,246,410.40-12,348,620.40-7,868,496.80

Finding the Fourth Proportional to 8,246,410.40, 12,348,620.40 and 7,868,496.80

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Solution

The fourth proportional to 8,246,410.40, 12,348,620.40 and 7,868,496.80 is: 11,782,712.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,246,410.40 : 12,348,620.40 = 7,868,496.80 : x
  2. Step 2: Convert to fraction form
    8,246,410.40/12,348,620.40 = 7,868,496.80/x
  3. Step 3: Cross multiply
    8,246,410.40x = 12,348,620.40 × 7,868,496.80
  4. Step 4: Simplify right side
    8,246,410.40x = 97,165,080,101,814.72
  5. Step 5: Solve for x
    x = 97,165,080,101,814.72/8,246,410.40
  6. Step 6: Final answer
    x = 11,782,712.16

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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.