Home / 6,875,573.85-9,487,736.53-3,975,151.67

Finding the Fourth Proportional to 6,875,573.85, 9,487,736.53 and 3,975,151.67

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Solution

The fourth proportional to 6,875,573.85, 9,487,736.53 and 3,975,151.67 is: 5,485,388.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,875,573.85 : 9,487,736.53 = 3,975,151.67 : x
  2. Step 2: Convert to fraction form
    6,875,573.85/9,487,736.53 = 3,975,151.67/x
  3. Step 3: Cross multiply
    6,875,573.85x = 9,487,736.53 × 3,975,151.67
  4. Step 4: Simplify right side
    6,875,573.85x = 37,715,191,711,749.50
  5. Step 5: Solve for x
    x = 37,715,191,711,749.50/6,875,573.85
  6. Step 6: Final answer
    x = 5,485,388.21

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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.