Home / 12,406,822.80-17,121,263.22-6,974,314.80

Finding the Fourth Proportional to 12,406,822.80, 17,121,263.22 and 6,974,314.80

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Solution

The fourth proportional to 12,406,822.80, 17,121,263.22 and 6,974,314.80 is: 9,624,468.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,406,822.80 : 17,121,263.22 = 6,974,314.80 : x
  2. Step 2: Convert to fraction form
    12,406,822.80/17,121,263.22 = 6,974,314.80/x
  3. Step 3: Cross multiply
    12,406,822.80x = 17,121,263.22 × 6,974,314.80
  4. Step 4: Simplify right side
    12,406,822.80x = 119,409,079,469,941.64
  5. Step 5: Solve for x
    x = 119,409,079,469,941.64/12,406,822.80
  6. Step 6: Final answer
    x = 9,624,468.84

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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.