Home / 12,574,958.40-18,875,630.88-11,144,796.48

Finding the Fourth Proportional to 12,574,958.40, 18,875,630.88 and 11,144,796.48

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Solution

The fourth proportional to 12,574,958.40, 18,875,630.88 and 11,144,796.48 is: 16,728,887.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,574,958.40 : 18,875,630.88 = 11,144,796.48 : x
  2. Step 2: Convert to fraction form
    12,574,958.40/18,875,630.88 = 11,144,796.48/x
  3. Step 3: Cross multiply
    12,574,958.40x = 18,875,630.88 × 11,144,796.48
  4. Step 4: Simplify right side
    12,574,958.40x = 210,365,064,589,203.31
  5. Step 5: Solve for x
    x = 210,365,064,589,203.31/12,574,958.40
  6. Step 6: Final answer
    x = 16,728,887.52

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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.