Home / 18,065,744.40-27,077,621.40-7,277,710.80

Finding the Fourth Proportional to 18,065,744.40, 27,077,621.40 and 7,277,710.80

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Solution

The fourth proportional to 18,065,744.40, 27,077,621.40 and 7,277,710.80 is: 10,908,108.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,065,744.40 : 27,077,621.40 = 7,277,710.80 : x
  2. Step 2: Convert to fraction form
    18,065,744.40/27,077,621.40 = 7,277,710.80/x
  3. Step 3: Cross multiply
    18,065,744.40x = 27,077,621.40 × 7,277,710.80
  4. Step 4: Simplify right side
    18,065,744.40x = 197,063,097,701,091.09
  5. Step 5: Solve for x
    x = 197,063,097,701,091.09/18,065,744.40
  6. Step 6: Final answer
    x = 10,908,108.37

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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.