Home / 11,103,692.60-16,655,538.90-8,413,272.54

Finding the Fourth Proportional to 11,103,692.60, 16,655,538.90 and 8,413,272.54

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Solution

The fourth proportional to 11,103,692.60, 16,655,538.90 and 8,413,272.54 is: 12,619,908.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,103,692.60 : 16,655,538.90 = 8,413,272.54 : x
  2. Step 2: Convert to fraction form
    11,103,692.60/16,655,538.90 = 8,413,272.54/x
  3. Step 3: Cross multiply
    11,103,692.60x = 16,655,538.90 × 8,413,272.54
  4. Step 4: Simplify right side
    11,103,692.60x = 140,127,588,066,271.80
  5. Step 5: Solve for x
    x = 140,127,588,066,271.80/11,103,692.60
  6. Step 6: Final answer
    x = 12,619,908.81

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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.