Home / 30,507,134.29-45,761,073.90-8,942,172.04

Finding the Fourth Proportional to 30,507,134.29, 45,761,073.90 and 8,942,172.04

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Solution

The fourth proportional to 30,507,134.29, 45,761,073.90 and 8,942,172.04 is: 13,413,367.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,507,134.29 : 45,761,073.90 = 8,942,172.04 : x
  2. Step 2: Convert to fraction form
    30,507,134.29/45,761,073.90 = 8,942,172.04/x
  3. Step 3: Cross multiply
    30,507,134.29x = 45,761,073.90 × 8,942,172.04
  4. Step 4: Simplify right side
    30,507,134.29x = 409,203,395,390,661
  5. Step 5: Solve for x
    x = 409,203,395,390,661/30,507,134.29
  6. Step 6: Final answer
    x = 13,413,367.23

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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.