Home / 13,063,534.20-18,028,292.58-7,262,412.75

Finding the Fourth Proportional to 13,063,534.20, 18,028,292.58 and 7,262,412.75

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Solution

The fourth proportional to 13,063,534.20, 18,028,292.58 and 7,262,412.75 is: 10,022,471.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,063,534.20 : 18,028,292.58 = 7,262,412.75 : x
  2. Step 2: Convert to fraction form
    13,063,534.20/18,028,292.58 = 7,262,412.75/x
  3. Step 3: Cross multiply
    13,063,534.20x = 18,028,292.58 × 7,262,412.75
  4. Step 4: Simplify right side
    13,063,534.20x = 130,928,901,893,722.38
  5. Step 5: Solve for x
    x = 130,928,901,893,722.38/13,063,534.20
  6. Step 6: Final answer
    x = 10,022,471.71

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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.