Home / 7,242,001.70-10,863,002.55-7,130,027.30

Finding the Fourth Proportional to 7,242,001.70, 10,863,002.55 and 7,130,027.30

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Solution

The fourth proportional to 7,242,001.70, 10,863,002.55 and 7,130,027.30 is: 10,695,040.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,242,001.70 : 10,863,002.55 = 7,130,027.30 : x
  2. Step 2: Convert to fraction form
    7,242,001.70/10,863,002.55 = 7,130,027.30/x
  3. Step 3: Cross multiply
    7,242,001.70x = 10,863,002.55 × 7,130,027.30
  4. Step 4: Simplify right side
    7,242,001.70x = 77,453,504,741,469.62
  5. Step 5: Solve for x
    x = 77,453,504,741,469.62/7,242,001.70
  6. Step 6: Final answer
    x = 10,695,040.95

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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.