Home / 7,729,999.68-10,668,383.52-4,674,235.68

Finding the Fourth Proportional to 7,729,999.68, 10,668,383.52 and 4,674,235.68

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Solution

The fourth proportional to 7,729,999.68, 10,668,383.52 and 4,674,235.68 is: 6,451,040.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,729,999.68 : 10,668,383.52 = 4,674,235.68 : x
  2. Step 2: Convert to fraction form
    7,729,999.68/10,668,383.52 = 4,674,235.68/x
  3. Step 3: Cross multiply
    7,729,999.68x = 10,668,383.52 × 4,674,235.68
  4. Step 4: Simplify right side
    7,729,999.68x = 49,866,538,897,107.99
  5. Step 5: Solve for x
    x = 49,866,538,897,107.99/7,729,999.68
  6. Step 6: Final answer
    x = 6,451,040.23

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1.5x scale

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.