Home / 12,177,645.55-16,805,170.70-6,670,899.53

Finding the Fourth Proportional to 12,177,645.55, 16,805,170.70 and 6,670,899.53

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Solution

The fourth proportional to 12,177,645.55, 16,805,170.70 and 6,670,899.53 is: 9,205,852.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,177,645.55 : 16,805,170.70 = 6,670,899.53 : x
  2. Step 2: Convert to fraction form
    12,177,645.55/16,805,170.70 = 6,670,899.53/x
  3. Step 3: Cross multiply
    12,177,645.55x = 16,805,170.70 × 6,670,899.53
  4. Step 4: Simplify right side
    12,177,645.55x = 112,105,605,324,199.77
  5. Step 5: Solve for x
    x = 112,105,605,324,199.77/12,177,645.55
  6. Step 6: Final answer
    x = 9,205,852.22

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