Home / 29,205,223.20-40,301,575.38-15,971,786.64

Finding the Fourth Proportional to 29,205,223.20, 40,301,575.38 and 15,971,786.64

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Solution

The fourth proportional to 29,205,223.20, 40,301,575.38 and 15,971,786.64 is: 22,040,172.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,205,223.20 : 40,301,575.38 = 15,971,786.64 : x
  2. Step 2: Convert to fraction form
    29,205,223.20/40,301,575.38 = 15,971,786.64/x
  3. Step 3: Cross multiply
    29,205,223.20x = 40,301,575.38 × 15,971,786.64
  4. Step 4: Simplify right side
    29,205,223.20x = 643,688,163,225,237
  5. Step 5: Solve for x
    x = 643,688,163,225,237/29,205,223.20
  6. Step 6: Final answer
    x = 22,040,172.71

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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.