Home / 16,130,845.80-24,156,429.64-12,022,315.20

Finding the Fourth Proportional to 16,130,845.80, 24,156,429.64 and 12,022,315.20

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Solution

The fourth proportional to 16,130,845.80, 24,156,429.64 and 12,022,315.20 is: 18,003,780.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,130,845.80 : 24,156,429.64 = 12,022,315.20 : x
  2. Step 2: Convert to fraction form
    16,130,845.80/24,156,429.64 = 12,022,315.20/x
  3. Step 3: Cross multiply
    16,130,845.80x = 24,156,429.64 × 12,022,315.20
  4. Step 4: Simplify right side
    16,130,845.80x = 290,416,211,238,702.50
  5. Step 5: Solve for x
    x = 290,416,211,238,702.50/16,130,845.80
  6. Step 6: Final answer
    x = 18,003,780.76

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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.