Home / 16,420,068.40-24,588,112.20-12,137,047.60

Finding the Fourth Proportional to 16,420,068.40, 24,588,112.20 and 12,137,047.60

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Solution

The fourth proportional to 16,420,068.40, 24,588,112.20 and 12,137,047.60 is: 18,174,533.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,420,068.40 : 24,588,112.20 = 12,137,047.60 : x
  2. Step 2: Convert to fraction form
    16,420,068.40/24,588,112.20 = 12,137,047.60/x
  3. Step 3: Cross multiply
    16,420,068.40x = 24,588,112.20 × 12,137,047.60
  4. Step 4: Simplify right side
    16,420,068.40x = 298,427,088,165,540.69
  5. Step 5: Solve for x
    x = 298,427,088,165,540.69/16,420,068.40
  6. Step 6: Final answer
    x = 18,174,533.80

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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.