Home / 13,896,673.67-19,177,411.49-7,702,120.31

Finding the Fourth Proportional to 13,896,673.67, 19,177,411.49 and 7,702,120.31

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Solution

The fourth proportional to 13,896,673.67, 19,177,411.49 and 7,702,120.31 is: 10,628,927.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,896,673.67 : 19,177,411.49 = 7,702,120.31 : x
  2. Step 2: Convert to fraction form
    13,896,673.67/19,177,411.49 = 7,702,120.31/x
  3. Step 3: Cross multiply
    13,896,673.67x = 19,177,411.49 × 7,702,120.31
  4. Step 4: Simplify right side
    13,896,673.67x = 147,706,730,395,958.69
  5. Step 5: Solve for x
    x = 147,706,730,395,958.69/13,896,673.67
  6. Step 6: Final answer
    x = 10,628,927.03

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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.