Home / 14,657,163.60-21,985,745.40-12,305,701.20

Finding the Fourth Proportional to 14,657,163.60, 21,985,745.40 and 12,305,701.20

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Solution

The fourth proportional to 14,657,163.60, 21,985,745.40 and 12,305,701.20 is: 18,458,551.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,657,163.60 : 21,985,745.40 = 12,305,701.20 : x
  2. Step 2: Convert to fraction form
    14,657,163.60/21,985,745.40 = 12,305,701.20/x
  3. Step 3: Cross multiply
    14,657,163.60x = 21,985,745.40 × 12,305,701.20
  4. Step 4: Simplify right side
    14,657,163.60x = 270,550,013,551,674.44
  5. Step 5: Solve for x
    x = 270,550,013,551,674.44/14,657,163.60
  6. Step 6: Final answer
    x = 18,458,551.80

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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.