Home / 12,804,314.40-19,220,468.40-8,017,408.80

Finding the Fourth Proportional to 12,804,314.40, 19,220,468.40 and 8,017,408.80

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Solution

The fourth proportional to 12,804,314.40, 19,220,468.40 and 8,017,408.80 is: 12,034,877.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,804,314.40 : 19,220,468.40 = 8,017,408.80 : x
  2. Step 2: Convert to fraction form
    12,804,314.40/19,220,468.40 = 8,017,408.80/x
  3. Step 3: Cross multiply
    12,804,314.40x = 19,220,468.40 × 8,017,408.80
  4. Step 4: Simplify right side
    12,804,314.40x = 154,098,352,490,281.91
  5. Step 5: Solve for x
    x = 154,098,352,490,281.91/12,804,314.40
  6. Step 6: Final answer
    x = 12,034,877.28

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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.