Home / 18,687,253.36-25,784,558.03-10,738,259.97

Finding the Fourth Proportional to 18,687,253.36, 25,784,558.03 and 10,738,259.97

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Solution

The fourth proportional to 18,687,253.36, 25,784,558.03 and 10,738,259.97 is: 14,816,585.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,687,253.36 : 25,784,558.03 = 10,738,259.97 : x
  2. Step 2: Convert to fraction form
    18,687,253.36/25,784,558.03 = 10,738,259.97/x
  3. Step 3: Cross multiply
    18,687,253.36x = 25,784,558.03 × 10,738,259.97
  4. Step 4: Simplify right side
    18,687,253.36x = 276,881,287,461,228.81
  5. Step 5: Solve for x
    x = 276,881,287,461,228.81/18,687,253.36
  6. Step 6: Final answer
    x = 14,816,585.51

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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.