Home / 16,961,871.90-23,407,365.50-9,226,895.76

Finding the Fourth Proportional to 16,961,871.90, 23,407,365.50 and 9,226,895.76

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Solution

The fourth proportional to 16,961,871.90, 23,407,365.50 and 9,226,895.76 is: 12,733,106.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,961,871.90 : 23,407,365.50 = 9,226,895.76 : x
  2. Step 2: Convert to fraction form
    16,961,871.90/23,407,365.50 = 9,226,895.76/x
  3. Step 3: Cross multiply
    16,961,871.90x = 23,407,365.50 × 9,226,895.76
  4. Step 4: Simplify right side
    16,961,871.90x = 215,977,321,520,171.44
  5. Step 5: Solve for x
    x = 215,977,321,520,171.44/16,961,871.90
  6. Step 6: Final answer
    x = 12,733,106.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.