Home / 10,672,431.13-14,727,887.40-5,777,617.60

Finding the Fourth Proportional to 10,672,431.13, 14,727,887.40 and 5,777,617.60

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Solution

The fourth proportional to 10,672,431.13, 14,727,887.40 and 5,777,617.60 is: 7,973,075.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,672,431.13 : 14,727,887.40 = 5,777,617.60 : x
  2. Step 2: Convert to fraction form
    10,672,431.13/14,727,887.40 = 5,777,617.60/x
  3. Step 3: Cross multiply
    10,672,431.13x = 14,727,887.40 × 5,777,617.60
  4. Step 4: Simplify right side
    10,672,431.13x = 85,092,101,453,058.23
  5. Step 5: Solve for x
    x = 85,092,101,453,058.23/10,672,431.13
  6. Step 6: Final answer
    x = 7,973,075.71

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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.