Home / 13,122,037.20-19,683,055.80-11,846,578.80

Finding the Fourth Proportional to 13,122,037.20, 19,683,055.80 and 11,846,578.80

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Solution

The fourth proportional to 13,122,037.20, 19,683,055.80 and 11,846,578.80 is: 17,769,868.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,122,037.20 : 19,683,055.80 = 11,846,578.80 : x
  2. Step 2: Convert to fraction form
    13,122,037.20/19,683,055.80 = 11,846,578.80/x
  3. Step 3: Cross multiply
    13,122,037.20x = 19,683,055.80 × 11,846,578.80
  4. Step 4: Simplify right side
    13,122,037.20x = 233,176,871,559,497.06
  5. Step 5: Solve for x
    x = 233,176,871,559,497.06/13,122,037.20
  6. Step 6: Final answer
    x = 17,769,868.20

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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.