Home / 13,605,055.60-18,774,267.96-8,448,306.52

Finding the Fourth Proportional to 13,605,055.60, 18,774,267.96 and 8,448,306.52

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Solution

The fourth proportional to 13,605,055.60, 18,774,267.96 and 8,448,306.52 is: 11,658,222.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,605,055.60 : 18,774,267.96 = 8,448,306.52 : x
  2. Step 2: Convert to fraction form
    13,605,055.60/18,774,267.96 = 8,448,306.52/x
  3. Step 3: Cross multiply
    13,605,055.60x = 18,774,267.96 × 8,448,306.52
  4. Step 4: Simplify right side
    13,605,055.60x = 158,610,770,414,695.09
  5. Step 5: Solve for x
    x = 158,610,770,414,695.09/13,605,055.60
  6. Step 6: Final answer
    x = 11,658,222.88

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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.