Home / 10,379,361.33-14,320,939.73-9,000,501.57

Finding the Fourth Proportional to 10,379,361.33, 14,320,939.73 and 9,000,501.57

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Solution

The fourth proportional to 10,379,361.33, 14,320,939.73 and 9,000,501.57 is: 12,418,455.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,379,361.33 : 14,320,939.73 = 9,000,501.57 : x
  2. Step 2: Convert to fraction form
    10,379,361.33/14,320,939.73 = 9,000,501.57/x
  3. Step 3: Cross multiply
    10,379,361.33x = 14,320,939.73 × 9,000,501.57
  4. Step 4: Simplify right side
    10,379,361.33x = 128,895,640,478,737.88
  5. Step 5: Solve for x
    x = 128,895,640,478,737.88/10,379,361.33
  6. Step 6: Final answer
    x = 12,418,455.85

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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.