Home / 11,153,607.70-16,747,000.35-8,632,110.10

Finding the Fourth Proportional to 11,153,607.70, 16,747,000.35 and 8,632,110.10

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Solution

The fourth proportional to 11,153,607.70, 16,747,000.35 and 8,632,110.10 is: 12,961,003.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,153,607.70 : 16,747,000.35 = 8,632,110.10 : x
  2. Step 2: Convert to fraction form
    11,153,607.70/16,747,000.35 = 8,632,110.10/x
  3. Step 3: Cross multiply
    11,153,607.70x = 16,747,000.35 × 8,632,110.10
  4. Step 4: Simplify right side
    11,153,607.70x = 144,561,950,865,938.53
  5. Step 5: Solve for x
    x = 144,561,950,865,938.53/11,153,607.70
  6. Step 6: Final answer
    x = 12,961,003.72

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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.