Home / 8,310,496.40-12,462,058.20-3,820,461.20

Finding the Fourth Proportional to 8,310,496.40, 12,462,058.20 and 3,820,461.20

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Solution

The fourth proportional to 8,310,496.40, 12,462,058.20 and 3,820,461.20 is: 5,728,997.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,310,496.40 : 12,462,058.20 = 3,820,461.20 : x
  2. Step 2: Convert to fraction form
    8,310,496.40/12,462,058.20 = 3,820,461.20/x
  3. Step 3: Cross multiply
    8,310,496.40x = 12,462,058.20 × 3,820,461.20
  4. Step 4: Simplify right side
    8,310,496.40x = 47,610,809,825,241.84
  5. Step 5: Solve for x
    x = 47,610,809,825,241.84/8,310,496.40
  6. Step 6: Final answer
    x = 5,728,997.11

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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.