Home / 13,605,058.60-18,774,272.10-8,448,309.52

Finding the Fourth Proportional to 13,605,058.60, 18,774,272.10 and 8,448,309.52

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Solution

The fourth proportional to 13,605,058.60, 18,774,272.10 and 8,448,309.52 is: 11,658,227.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,605,058.60 : 18,774,272.10 = 8,448,309.52 : x
  2. Step 2: Convert to fraction form
    13,605,058.60/18,774,272.10 = 8,448,309.52/x
  3. Step 3: Cross multiply
    13,605,058.60x = 18,774,272.10 × 8,448,309.52
  4. Step 4: Simplify right side
    13,605,058.60x = 158,610,861,713,500.41
  5. Step 5: Solve for x
    x = 158,610,861,713,500.41/13,605,058.60
  6. Step 6: Final answer
    x = 11,658,227.02

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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.