Home / 18,243,957.60-27,365,936.40-9,719,906.40

Finding the Fourth Proportional to 18,243,957.60, 27,365,936.40 and 9,719,906.40

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Solution

The fourth proportional to 18,243,957.60, 27,365,936.40 and 9,719,906.40 is: 14,579,859.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,243,957.60 : 27,365,936.40 = 9,719,906.40 : x
  2. Step 2: Convert to fraction form
    18,243,957.60/27,365,936.40 = 9,719,906.40/x
  3. Step 3: Cross multiply
    18,243,957.60x = 27,365,936.40 × 9,719,906.40
  4. Step 4: Simplify right side
    18,243,957.60x = 265,994,340,356,352.97
  5. Step 5: Solve for x
    x = 265,994,340,356,352.97/18,243,957.60
  6. Step 6: Final answer
    x = 14,579,859.60

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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.