Home / 18,191,568.52-27,272,958.54-6,830,751.88

Finding the Fourth Proportional to 18,191,568.52, 27,272,958.54 and 6,830,751.88

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Solution

The fourth proportional to 18,191,568.52, 27,272,958.54 and 6,830,751.88 is: 10,240,722.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,191,568.52 : 27,272,958.54 = 6,830,751.88 : x
  2. Step 2: Convert to fraction form
    18,191,568.52/27,272,958.54 = 6,830,751.88/x
  3. Step 3: Cross multiply
    18,191,568.52x = 27,272,958.54 × 6,830,751.88
  4. Step 4: Simplify right side
    18,191,568.52x = 186,294,812,820,267.03
  5. Step 5: Solve for x
    x = 186,294,812,820,267.03/18,191,568.52
  6. Step 6: Final answer
    x = 10,240,722.93

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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.