Home / 13,740,009.40-20,593,425.30-7,004,956.60

Finding the Fourth Proportional to 13,740,009.40, 20,593,425.30 and 7,004,956.60

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Solution

The fourth proportional to 13,740,009.40, 20,593,425.30 and 7,004,956.60 is: 10,498,977.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,740,009.40 : 20,593,425.30 = 7,004,956.60 : x
  2. Step 2: Convert to fraction form
    13,740,009.40/20,593,425.30 = 7,004,956.60/x
  3. Step 3: Cross multiply
    13,740,009.40x = 20,593,425.30 × 7,004,956.60
  4. Step 4: Simplify right side
    13,740,009.40x = 144,256,050,471,841.97
  5. Step 5: Solve for x
    x = 144,256,050,471,841.97/13,740,009.40
  6. Step 6: Final answer
    x = 10,498,977.57

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.