Home / 36,210,319.81-49,968,720.23-20,530,399.14

Finding the Fourth Proportional to 36,210,319.81, 49,968,720.23 and 20,530,399.14

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Solution

The fourth proportional to 36,210,319.81, 49,968,720.23 and 20,530,399.14 is: 28,331,088.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,210,319.81 : 49,968,720.23 = 20,530,399.14 : x
  2. Step 2: Convert to fraction form
    36,210,319.81/49,968,720.23 = 20,530,399.14/x
  3. Step 3: Cross multiply
    36,210,319.81x = 49,968,720.23 × 20,530,399.14
  4. Step 4: Simplify right side
    36,210,319.81x = 1,025,877,770,587,049
  5. Step 5: Solve for x
    x = 1,025,877,770,587,049/36,210,319.81
  6. Step 6: Final answer
    x = 28,331,088.38

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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.