Home / 11,638,111.12-17,457,165.60-4,450,372

Finding the Fourth Proportional to 11,638,111.12, 17,457,165.60 and 4,450,372

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Solution

The fourth proportional to 11,638,111.12, 17,457,165.60 and 4,450,372 is: 6,675,557.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,638,111.12 : 17,457,165.60 = 4,450,372 : x
  2. Step 2: Convert to fraction form
    11,638,111.12/17,457,165.60 = 4,450,372/x
  3. Step 3: Cross multiply
    11,638,111.12x = 17,457,165.60 × 4,450,372
  4. Step 4: Simplify right side
    11,638,111.12x = 77,690,880,985,603.20
  5. Step 5: Solve for x
    x = 77,690,880,985,603.20/11,638,111.12
  6. Step 6: Final answer
    x = 6,675,557.59

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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.