Home / 71,477,048.73-107,260,919.49-30,536,795.87

Finding the Fourth Proportional to 71,477,048.73, 107,260,919.49 and 30,536,795.87

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Solution

The fourth proportional to 71,477,048.73, 107,260,919.49 and 30,536,795.87 is: 45,824,566.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,477,048.73 : 107,260,919.49 = 30,536,795.87 : x
  2. Step 2: Convert to fraction form
    71,477,048.73/107,260,919.49 = 30,536,795.87/x
  3. Step 3: Cross multiply
    71,477,048.73x = 107,260,919.49 × 30,536,795.87
  4. Step 4: Simplify right side
    71,477,048.73x = 3,275,404,803,294,634.50
  5. Step 5: Solve for x
    x = 3,275,404,803,294,634.50/71,477,048.73
  6. Step 6: Final answer
    x = 45,824,566.93

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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.