Home / 7,311,857.95-10,090,668.30-4,048,672.59

Finding the Fourth Proportional to 7,311,857.95, 10,090,668.30 and 4,048,672.59

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Solution

The fourth proportional to 7,311,857.95, 10,090,668.30 and 4,048,672.59 is: 5,587,336.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,311,857.95 : 10,090,668.30 = 4,048,672.59 : x
  2. Step 2: Convert to fraction form
    7,311,857.95/10,090,668.30 = 4,048,672.59/x
  3. Step 3: Cross multiply
    7,311,857.95x = 10,090,668.30 × 4,048,672.59
  4. Step 4: Simplify right side
    7,311,857.95x = 40,853,812,110,538.55
  5. Step 5: Solve for x
    x = 40,853,812,110,538.55/7,311,857.95
  6. Step 6: Final answer
    x = 5,587,336.68

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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.