Home / 13,896,673.17-19,177,410.79-7,702,119.80

Finding the Fourth Proportional to 13,896,673.17, 19,177,410.79 and 7,702,119.80

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Solution

The fourth proportional to 13,896,673.17, 19,177,410.79 and 7,702,119.80 is: 10,628,926.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,896,673.17 : 19,177,410.79 = 7,702,119.80 : x
  2. Step 2: Convert to fraction form
    13,896,673.17/19,177,410.79 = 7,702,119.80/x
  3. Step 3: Cross multiply
    13,896,673.17x = 19,177,410.79 × 7,702,119.80
  4. Step 4: Simplify right side
    13,896,673.17x = 147,706,715,358,392.62
  5. Step 5: Solve for x
    x = 147,706,715,358,392.62/13,896,673.17
  6. Step 6: Final answer
    x = 10,628,926.33

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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.