Home / 13,304,485.70-19,956,728.55-10,434,704.30

Finding the Fourth Proportional to 13,304,485.70, 19,956,728.55 and 10,434,704.30

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Solution

The fourth proportional to 13,304,485.70, 19,956,728.55 and 10,434,704.30 is: 15,652,056.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,304,485.70 : 19,956,728.55 = 10,434,704.30 : x
  2. Step 2: Convert to fraction form
    13,304,485.70/19,956,728.55 = 10,434,704.30/x
  3. Step 3: Cross multiply
    13,304,485.70x = 19,956,728.55 × 10,434,704.30
  4. Step 4: Simplify right side
    13,304,485.70x = 208,242,561,214,617.78
  5. Step 5: Solve for x
    x = 208,242,561,214,617.78/13,304,485.70
  6. Step 6: Final answer
    x = 15,652,056.45

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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.