Home / 12,482,529.50-17,224,682.06-7,834,828.88

Finding the Fourth Proportional to 12,482,529.50, 17,224,682.06 and 7,834,828.88

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Solution

The fourth proportional to 12,482,529.50, 17,224,682.06 and 7,834,828.88 is: 10,811,305.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,482,529.50 : 17,224,682.06 = 7,834,828.88 : x
  2. Step 2: Convert to fraction form
    12,482,529.50/17,224,682.06 = 7,834,828.88/x
  3. Step 3: Cross multiply
    12,482,529.50x = 17,224,682.06 × 7,834,828.88
  4. Step 4: Simplify right side
    12,482,529.50x = 134,952,436,515,154.67
  5. Step 5: Solve for x
    x = 134,952,436,515,154.67/12,482,529.50
  6. Step 6: Final answer
    x = 10,811,305.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.