Home / 12,983,408.40-19,476,862.20-4,466,355.60

Finding the Fourth Proportional to 12,983,408.40, 19,476,862.20 and 4,466,355.60

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Solution

The fourth proportional to 12,983,408.40, 19,476,862.20 and 4,466,355.60 is: 6,700,135.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,983,408.40 : 19,476,862.20 = 4,466,355.60 : x
  2. Step 2: Convert to fraction form
    12,983,408.40/19,476,862.20 = 4,466,355.60/x
  3. Step 3: Cross multiply
    12,983,408.40x = 19,476,862.20 × 4,466,355.60
  4. Step 4: Simplify right side
    12,983,408.40x = 86,990,592,557,398.31
  5. Step 5: Solve for x
    x = 86,990,592,557,398.31/12,983,408.40
  6. Step 6: Final answer
    x = 6,700,135.27

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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.