Home / 36,908,312.85-50,933,899.18-20,388,095.18

Finding the Fourth Proportional to 36,908,312.85, 50,933,899.18 and 20,388,095.18

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Solution

The fourth proportional to 36,908,312.85, 50,933,899.18 and 20,388,095.18 is: 28,135,807.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,908,312.85 : 50,933,899.18 = 20,388,095.18 : x
  2. Step 2: Convert to fraction form
    36,908,312.85/50,933,899.18 = 20,388,095.18/x
  3. Step 3: Cross multiply
    36,908,312.85x = 50,933,899.18 × 20,388,095.18
  4. Step 4: Simplify right side
    36,908,312.85x = 1,038,445,184,231,872.38
  5. Step 5: Solve for x
    x = 1,038,445,184,231,872.38/36,908,312.85
  6. Step 6: Final answer
    x = 28,135,807.47

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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.