Home / 8,348,046.40-12,521,457.24-2,666,745.28

Finding the Fourth Proportional to 8,348,046.40, 12,521,457.24 and 2,666,745.28

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Solution

The fourth proportional to 8,348,046.40, 12,521,457.24 and 2,666,745.28 is: 3,999,922.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,348,046.40 : 12,521,457.24 = 2,666,745.28 : x
  2. Step 2: Convert to fraction form
    8,348,046.40/12,521,457.24 = 2,666,745.28/x
  3. Step 3: Cross multiply
    8,348,046.40x = 12,521,457.24 × 2,666,745.28
  4. Step 4: Simplify right side
    8,348,046.40x = 33,391,536,993,491.82
  5. Step 5: Solve for x
    x = 33,391,536,993,491.82/8,348,046.40
  6. Step 6: Final answer
    x = 3,999,922.30

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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.