Home / 12,051,322.23-16,635,914.21-8,136,381.96

Finding the Fourth Proportional to 12,051,322.23, 16,635,914.21 and 8,136,381.96

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Solution

The fourth proportional to 12,051,322.23, 16,635,914.21 and 8,136,381.96 is: 11,231,643.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,051,322.23 : 16,635,914.21 = 8,136,381.96 : x
  2. Step 2: Convert to fraction form
    12,051,322.23/16,635,914.21 = 8,136,381.96/x
  3. Step 3: Cross multiply
    12,051,322.23x = 16,635,914.21 × 8,136,381.96
  4. Step 4: Simplify right side
    12,051,322.23x = 135,356,152,225,669.73
  5. Step 5: Solve for x
    x = 135,356,152,225,669.73/12,051,322.23
  6. Step 6: Final answer
    x = 11,231,643.27

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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.