Home / 11,087,172.21-16,627,871.48-4,694,133.81

Finding the Fourth Proportional to 11,087,172.21, 16,627,871.48 and 4,694,133.81

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Solution

The fourth proportional to 11,087,172.21, 16,627,871.48 and 4,694,133.81 is: 7,039,978.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,087,172.21 : 16,627,871.48 = 4,694,133.81 : x
  2. Step 2: Convert to fraction form
    11,087,172.21/16,627,871.48 = 4,694,133.81/x
  3. Step 3: Cross multiply
    11,087,172.21x = 16,627,871.48 × 4,694,133.81
  4. Step 4: Simplify right side
    11,087,172.21x = 78,053,453,679,132.06
  5. Step 5: Solve for x
    x = 78,053,453,679,132.06/11,087,172.21
  6. Step 6: Final answer
    x = 7,039,978.47

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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.