Home / 36,288,421.56-50,077,999.86-19,990,897.56

Finding the Fourth Proportional to 36,288,421.56, 50,077,999.86 and 19,990,897.56

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Solution

The fourth proportional to 36,288,421.56, 50,077,999.86 and 19,990,897.56 is: 27,587,426.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,288,421.56 : 50,077,999.86 = 19,990,897.56 : x
  2. Step 2: Convert to fraction form
    36,288,421.56/50,077,999.86 = 19,990,897.56/x
  3. Step 3: Cross multiply
    36,288,421.56x = 50,077,999.86 × 19,990,897.56
  4. Step 4: Simplify right side
    36,288,421.56x = 1,001,104,165,210,954.25
  5. Step 5: Solve for x
    x = 1,001,104,165,210,954.25/36,288,421.56
  6. Step 6: Final answer
    x = 27,587,426.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.