Home / 13,634,141.00-18,816,036.55-7,835,234.36

Finding the Fourth Proportional to 13,634,141.00, 18,816,036.55 and 7,835,234.36

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Solution

The fourth proportional to 13,634,141.00, 18,816,036.55 and 7,835,234.36 is: 10,813,153.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,634,141.00 : 18,816,036.55 = 7,835,234.36 : x
  2. Step 2: Convert to fraction form
    13,634,141.00/18,816,036.55 = 7,835,234.36/x
  3. Step 3: Cross multiply
    13,634,141.00x = 18,816,036.55 × 7,835,234.36
  4. Step 4: Simplify right side
    13,634,141.00x = 147,428,055,981,907.59
  5. Step 5: Solve for x
    x = 147,428,055,981,907.59/13,634,141.00
  6. Step 6: Final answer
    x = 10,813,153.25

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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.