Home / 7,352,637.40-11,028,956.10-5,321,351.80

Finding the Fourth Proportional to 7,352,637.40, 11,028,956.10 and 5,321,351.80

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Solution

The fourth proportional to 7,352,637.40, 11,028,956.10 and 5,321,351.80 is: 7,982,027.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,352,637.40 : 11,028,956.10 = 5,321,351.80 : x
  2. Step 2: Convert to fraction form
    7,352,637.40/11,028,956.10 = 5,321,351.80/x
  3. Step 3: Cross multiply
    7,352,637.40x = 11,028,956.10 × 5,321,351.80
  4. Step 4: Simplify right side
    7,352,637.40x = 58,688,955,394,855.98
  5. Step 5: Solve for x
    x = 58,688,955,394,855.98/7,352,637.40
  6. Step 6: Final answer
    x = 7,982,027.70

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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.