Home / 14,290,183.04-19,720,676.40-7,763,941.76

Finding the Fourth Proportional to 14,290,183.04, 19,720,676.40 and 7,763,941.76

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Solution

The fourth proportional to 14,290,183.04, 19,720,676.40 and 7,763,941.76 is: 10,714,361.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,290,183.04 : 19,720,676.40 = 7,763,941.76 : x
  2. Step 2: Convert to fraction form
    14,290,183.04/19,720,676.40 = 7,763,941.76/x
  3. Step 3: Cross multiply
    14,290,183.04x = 19,720,676.40 × 7,763,941.76
  4. Step 4: Simplify right side
    14,290,183.04x = 153,110,183,037,406.44
  5. Step 5: Solve for x
    x = 153,110,183,037,406.44/14,290,183.04
  6. Step 6: Final answer
    x = 10,714,361.22

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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.