Home / 12,611,888.88-17,404,327.44-7,107,032.04

Finding the Fourth Proportional to 12,611,888.88, 17,404,327.44 and 7,107,032.04

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Solution

The fourth proportional to 12,611,888.88, 17,404,327.44 and 7,107,032.04 is: 9,807,659.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,611,888.88 : 17,404,327.44 = 7,107,032.04 : x
  2. Step 2: Convert to fraction form
    12,611,888.88/17,404,327.44 = 7,107,032.04/x
  3. Step 3: Cross multiply
    12,611,888.88x = 17,404,327.44 × 7,107,032.04
  4. Step 4: Simplify right side
    12,611,888.88x = 123,693,112,750,731.19
  5. Step 5: Solve for x
    x = 123,693,112,750,731.19/12,611,888.88
  6. Step 6: Final answer
    x = 9,807,659.58

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1.5x scale

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.