Home / 9,213,161.64-12,714,127.29-5,083,449.84

Finding the Fourth Proportional to 9,213,161.64, 12,714,127.29 and 5,083,449.84

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Solution

The fourth proportional to 9,213,161.64, 12,714,127.29 and 5,083,449.84 is: 7,015,141.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,213,161.64 : 12,714,127.29 = 5,083,449.84 : x
  2. Step 2: Convert to fraction form
    9,213,161.64/12,714,127.29 = 5,083,449.84/x
  3. Step 3: Cross multiply
    9,213,161.64x = 12,714,127.29 × 5,083,449.84
  4. Step 4: Simplify right side
    9,213,161.64x = 64,631,628,338,090.12
  5. Step 5: Solve for x
    x = 64,631,628,338,090.12/9,213,161.64
  6. Step 6: Final answer
    x = 7,015,141.04

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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.