Home / 5,145,724.20-7,101,535.50-2,854,623

Finding the Fourth Proportional to 5,145,724.20, 7,101,535.50 and 2,854,623

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Solution

The fourth proportional to 5,145,724.20, 7,101,535.50 and 2,854,623 is: 3,939,621.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,145,724.20 : 7,101,535.50 = 2,854,623 : x
  2. Step 2: Convert to fraction form
    5,145,724.20/7,101,535.50 = 2,854,623/x
  3. Step 3: Cross multiply
    5,145,724.20x = 7,101,535.50 × 2,854,623
  4. Step 4: Simplify right side
    5,145,724.20x = 20,272,206,573,616.50
  5. Step 5: Solve for x
    x = 20,272,206,573,616.50/5,145,724.20
  6. Step 6: Final answer
    x = 3,939,621.67

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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.