Home / 20,237,450.25-27,927,681.35-10,945,020.25

Finding the Fourth Proportional to 20,237,450.25, 27,927,681.35 and 10,945,020.25

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Solution

The fourth proportional to 20,237,450.25, 27,927,681.35 and 10,945,020.25 is: 15,104,127.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,237,450.25 : 27,927,681.35 = 10,945,020.25 : x
  2. Step 2: Convert to fraction form
    20,237,450.25/27,927,681.35 = 10,945,020.25/x
  3. Step 3: Cross multiply
    20,237,450.25x = 27,927,681.35 × 10,945,020.25
  4. Step 4: Simplify right side
    20,237,450.25x = 305,669,037,856,572.25
  5. Step 5: Solve for x
    x = 305,669,037,856,572.25/20,237,450.25
  6. Step 6: Final answer
    x = 15,104,127.95

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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.