Home / 13,304,314.60-19,956,471.90-7,619,864.20

Finding the Fourth Proportional to 13,304,314.60, 19,956,471.90 and 7,619,864.20

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Solution

The fourth proportional to 13,304,314.60, 19,956,471.90 and 7,619,864.20 is: 11,429,796.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,304,314.60 : 19,956,471.90 = 7,619,864.20 : x
  2. Step 2: Convert to fraction form
    13,304,314.60/19,956,471.90 = 7,619,864.20/x
  3. Step 3: Cross multiply
    13,304,314.60x = 19,956,471.90 × 7,619,864.20
  4. Step 4: Simplify right side
    13,304,314.60x = 152,065,605,789,115.97
  5. Step 5: Solve for x
    x = 152,065,605,789,115.97/13,304,314.60
  6. Step 6: Final answer
    x = 11,429,796.30

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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.