Home / 15,545,900.09-21,453,222.23-8,576,871.33

Finding the Fourth Proportional to 15,545,900.09, 21,453,222.23 and 8,576,871.33

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Solution

The fourth proportional to 15,545,900.09, 21,453,222.23 and 8,576,871.33 is: 11,836,016.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,545,900.09 : 21,453,222.23 = 8,576,871.33 : x
  2. Step 2: Convert to fraction form
    15,545,900.09/21,453,222.23 = 8,576,871.33/x
  3. Step 3: Cross multiply
    15,545,900.09x = 21,453,222.23 × 8,576,871.33
  4. Step 4: Simplify right side
    15,545,900.09x = 184,001,526,750,334.19
  5. Step 5: Solve for x
    x = 184,001,526,750,334.19/15,545,900.09
  6. Step 6: Final answer
    x = 11,836,016.29

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1.5x scale

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.