Home / 17,611,603.40-26,417,405.10-11,872,040.60

Finding the Fourth Proportional to 17,611,603.40, 26,417,405.10 and 11,872,040.60

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Solution

The fourth proportional to 17,611,603.40, 26,417,405.10 and 11,872,040.60 is: 17,808,060.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,611,603.40 : 26,417,405.10 = 11,872,040.60 : x
  2. Step 2: Convert to fraction form
    17,611,603.40/26,417,405.10 = 11,872,040.60/x
  3. Step 3: Cross multiply
    17,611,603.40x = 26,417,405.10 × 11,872,040.60
  4. Step 4: Simplify right side
    17,611,603.40x = 313,628,505,893,847.06
  5. Step 5: Solve for x
    x = 313,628,505,893,847.06/17,611,603.40
  6. Step 6: Final answer
    x = 17,808,060.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.