Home / 12,650,670.39-18,976,005.72-3,066,048.93

Finding the Fourth Proportional to 12,650,670.39, 18,976,005.72 and 3,066,048.93

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Solution

The fourth proportional to 12,650,670.39, 18,976,005.72 and 3,066,048.93 is: 4,599,073.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,650,670.39 : 18,976,005.72 = 3,066,048.93 : x
  2. Step 2: Convert to fraction form
    12,650,670.39/18,976,005.72 = 3,066,048.93/x
  3. Step 3: Cross multiply
    12,650,670.39x = 18,976,005.72 × 3,066,048.93
  4. Step 4: Simplify right side
    12,650,670.39x = 58,181,362,033,479.88
  5. Step 5: Solve for x
    x = 58,181,362,033,479.88/12,650,670.39
  6. Step 6: Final answer
    x = 4,599,073.43

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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.