Home / 18,504,003.60-27,756,005.40-12,009,488.40

Finding the Fourth Proportional to 18,504,003.60, 27,756,005.40 and 12,009,488.40

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Solution

The fourth proportional to 18,504,003.60, 27,756,005.40 and 12,009,488.40 is: 18,014,232.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,504,003.60 : 27,756,005.40 = 12,009,488.40 : x
  2. Step 2: Convert to fraction form
    18,504,003.60/27,756,005.40 = 12,009,488.40/x
  3. Step 3: Cross multiply
    18,504,003.60x = 27,756,005.40 × 12,009,488.40
  4. Step 4: Simplify right side
    18,504,003.60x = 333,335,424,881,637.38
  5. Step 5: Solve for x
    x = 333,335,424,881,637.38/18,504,003.60
  6. Step 6: Final answer
    x = 18,014,232.60

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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.