Home / 36,908,313.35-50,933,899.87-20,388,095.68

Finding the Fourth Proportional to 36,908,313.35, 50,933,899.87 and 20,388,095.68

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Solution

The fourth proportional to 36,908,313.35, 50,933,899.87 and 20,388,095.68 is: 28,135,808.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,908,313.35 : 50,933,899.87 = 20,388,095.68 : x
  2. Step 2: Convert to fraction form
    36,908,313.35/50,933,899.87 = 20,388,095.68/x
  3. Step 3: Cross multiply
    36,908,313.35x = 50,933,899.87 × 20,388,095.68
  4. Step 4: Simplify right side
    36,908,313.35x = 1,038,445,223,803,159.12
  5. Step 5: Solve for x
    x = 1,038,445,223,803,159.12/36,908,313.35
  6. Step 6: Final answer
    x = 28,135,808.16

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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.