Home / 21,576,321.45-32,364,762.75-7,199,389.26

Finding the Fourth Proportional to 21,576,321.45, 32,364,762.75 and 7,199,389.26

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Solution

The fourth proportional to 21,576,321.45, 32,364,762.75 and 7,199,389.26 is: 10,799,177.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,576,321.45 : 32,364,762.75 = 7,199,389.26 : x
  2. Step 2: Convert to fraction form
    21,576,321.45/32,364,762.75 = 7,199,389.26/x
  3. Step 3: Cross multiply
    21,576,321.45x = 32,364,762.75 × 7,199,389.26
  4. Step 4: Simplify right side
    21,576,321.45x = 233,006,525,344,798.06
  5. Step 5: Solve for x
    x = 233,006,525,344,798.06/21,576,321.45
  6. Step 6: Final answer
    x = 10,799,177.51

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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.