Home / 29,290,161.36-43,942,559.94-20,671,090.68

Finding the Fourth Proportional to 29,290,161.36, 43,942,559.94 and 20,671,090.68

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Solution

The fourth proportional to 29,290,161.36, 43,942,559.94 and 20,671,090.68 is: 31,011,800.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,290,161.36 : 43,942,559.94 = 20,671,090.68 : x
  2. Step 2: Convert to fraction form
    29,290,161.36/43,942,559.94 = 20,671,090.68/x
  3. Step 3: Cross multiply
    29,290,161.36x = 43,942,559.94 × 20,671,090.68
  4. Step 4: Simplify right side
    29,290,161.36x = 908,340,641,231,075.25
  5. Step 5: Solve for x
    x = 908,340,641,231,075.25/29,290,161.36
  6. Step 6: Final answer
    x = 31,011,800.52

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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.