Home / 36,749,991.70-55,133,292.30-12,157,860.64

Finding the Fourth Proportional to 36,749,991.70, 55,133,292.30 and 12,157,860.64

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Solution

The fourth proportional to 36,749,991.70, 55,133,292.30 and 12,157,860.64 is: 18,239,538.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,749,991.70 : 55,133,292.30 = 12,157,860.64 : x
  2. Step 2: Convert to fraction form
    36,749,991.70/55,133,292.30 = 12,157,860.64/x
  3. Step 3: Cross multiply
    36,749,991.70x = 55,133,292.30 × 12,157,860.64
  4. Step 4: Simplify right side
    36,749,991.70x = 670,302,884,407,785.12
  5. Step 5: Solve for x
    x = 670,302,884,407,785.12/36,749,991.70
  6. Step 6: Final answer
    x = 18,239,538.39

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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.