Home / 14,689,846.40-22,034,769.60-7,887,401.60

Finding the Fourth Proportional to 14,689,846.40, 22,034,769.60 and 7,887,401.60

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Solution

The fourth proportional to 14,689,846.40, 22,034,769.60 and 7,887,401.60 is: 11,831,102.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,689,846.40 : 22,034,769.60 = 7,887,401.60 : x
  2. Step 2: Convert to fraction form
    14,689,846.40/22,034,769.60 = 7,887,401.60/x
  3. Step 3: Cross multiply
    14,689,846.40x = 22,034,769.60 × 7,887,401.60
  4. Step 4: Simplify right side
    14,689,846.40x = 173,797,076,998,671.38
  5. Step 5: Solve for x
    x = 173,797,076,998,671.38/14,689,846.40
  6. Step 6: Final answer
    x = 11,831,102.40

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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.