Home / 12,058,440.88-16,634,004.24-7,640,083.12

Finding the Fourth Proportional to 12,058,440.88, 16,634,004.24 and 7,640,083.12

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Solution

The fourth proportional to 12,058,440.88, 16,634,004.24 and 7,640,083.12 is: 10,539,105.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,058,440.88 : 16,634,004.24 = 7,640,083.12 : x
  2. Step 2: Convert to fraction form
    12,058,440.88/16,634,004.24 = 7,640,083.12/x
  3. Step 3: Cross multiply
    12,058,440.88x = 16,634,004.24 × 7,640,083.12
  4. Step 4: Simplify right side
    12,058,440.88x = 127,085,175,012,032.44
  5. Step 5: Solve for x
    x = 127,085,175,012,032.44/12,058,440.88
  6. Step 6: Final answer
    x = 10,539,105.04

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1.5x scale

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.