Home / 19,152,637.80-28,728,956.70-16,761,153.30

Finding the Fourth Proportional to 19,152,637.80, 28,728,956.70 and 16,761,153.30

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Solution

The fourth proportional to 19,152,637.80, 28,728,956.70 and 16,761,153.30 is: 25,141,729.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,152,637.80 : 28,728,956.70 = 16,761,153.30 : x
  2. Step 2: Convert to fraction form
    19,152,637.80/28,728,956.70 = 16,761,153.30/x
  3. Step 3: Cross multiply
    19,152,637.80x = 28,728,956.70 × 16,761,153.30
  4. Step 4: Simplify right side
    19,152,637.80x = 481,530,447,397,762.12
  5. Step 5: Solve for x
    x = 481,530,447,397,762.12/19,152,637.80
  6. Step 6: Final answer
    x = 25,141,729.95

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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.