Home / 36,698,855.80-55,090,274.10-21,561,316.60

Finding the Fourth Proportional to 36,698,855.80, 55,090,274.10 and 21,561,316.60

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Solution

The fourth proportional to 36,698,855.80, 55,090,274.10 and 21,561,316.60 is: 32,366,645.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,698,855.80 : 55,090,274.10 = 21,561,316.60 : x
  2. Step 2: Convert to fraction form
    36,698,855.80/55,090,274.10 = 21,561,316.60/x
  3. Step 3: Cross multiply
    36,698,855.80x = 55,090,274.10 × 21,561,316.60
  4. Step 4: Simplify right side
    36,698,855.80x = 1,187,818,841,450,880.25
  5. Step 5: Solve for x
    x = 1,187,818,841,450,880.25/36,698,855.80
  6. Step 6: Final answer
    x = 32,366,645.11

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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.