Home / 5,072,566.59-7,000,862.54-3,139,449.75

Finding the Fourth Proportional to 5,072,566.59, 7,000,862.54 and 3,139,449.75

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Solution

The fourth proportional to 5,072,566.59, 7,000,862.54 and 3,139,449.75 is: 4,332,886.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,072,566.59 : 7,000,862.54 = 3,139,449.75 : x
  2. Step 2: Convert to fraction form
    5,072,566.59/7,000,862.54 = 3,139,449.75/x
  3. Step 3: Cross multiply
    5,072,566.59x = 7,000,862.54 × 3,139,449.75
  4. Step 4: Simplify right side
    5,072,566.59x = 21,978,856,135,290.12
  5. Step 5: Solve for x
    x = 21,978,856,135,290.12/5,072,566.59
  6. Step 6: Final answer
    x = 4,332,886.67

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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.