Home / 29,297,994-40,426,905.72-16,245,347.88

Finding the Fourth Proportional to 29,297,994, 40,426,905.72 and 16,245,347.88

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Solution

The fourth proportional to 29,297,994, 40,426,905.72 and 16,245,347.88 is: 22,416,181.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,297,994 : 40,426,905.72 = 16,245,347.88 : x
  2. Step 2: Convert to fraction form
    29,297,994/40,426,905.72 = 16,245,347.88/x
  3. Step 3: Cross multiply
    29,297,994x = 40,426,905.72 × 16,245,347.88
  4. Step 4: Simplify right side
    29,297,994x = 656,749,147,133,361.88
  5. Step 5: Solve for x
    x = 656,749,147,133,361.88/29,297,994
  6. Step 6: Final answer
    x = 22,416,181.36

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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.