Home / 18,364,574.40-27,515,368.80-8,759,270.40

Finding the Fourth Proportional to 18,364,574.40, 27,515,368.80 and 8,759,270.40

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Solution

The fourth proportional to 18,364,574.40, 27,515,368.80 and 8,759,270.40 is: 13,123,884.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,364,574.40 : 27,515,368.80 = 8,759,270.40 : x
  2. Step 2: Convert to fraction form
    18,364,574.40/27,515,368.80 = 8,759,270.40/x
  3. Step 3: Cross multiply
    18,364,574.40x = 27,515,368.80 × 8,759,270.40
  4. Step 4: Simplify right side
    18,364,574.40x = 241,014,555,474,923.53
  5. Step 5: Solve for x
    x = 241,014,555,474,923.53/18,364,574.40
  6. Step 6: Final answer
    x = 13,123,884.62

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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.