Home / 79,743,999.05-119,632,925.96-25,172,356.67

Finding the Fourth Proportional to 79,743,999.05, 119,632,925.96 and 25,172,356.67

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Solution

The fourth proportional to 79,743,999.05, 119,632,925.96 and 25,172,356.67 is: 37,763,878.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,743,999.05 : 119,632,925.96 = 25,172,356.67 : x
  2. Step 2: Convert to fraction form
    79,743,999.05/119,632,925.96 = 25,172,356.67/x
  3. Step 3: Cross multiply
    79,743,999.05x = 119,632,925.96 × 25,172,356.67
  4. Step 4: Simplify right side
    79,743,999.05x = 3,011,442,681,614,960.50
  5. Step 5: Solve for x
    x = 3,011,442,681,614,960.50/79,743,999.05
  6. Step 6: Final answer
    x = 37,763,878.38

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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.