Home / 36,908,330.84-50,933,924.04-20,388,113.20

Finding the Fourth Proportional to 36,908,330.84, 50,933,924.04 and 20,388,113.20

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Solution

The fourth proportional to 36,908,330.84, 50,933,924.04 and 20,388,113.20 is: 28,135,832.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,908,330.84 : 50,933,924.04 = 20,388,113.20 : x
  2. Step 2: Convert to fraction form
    36,908,330.84/50,933,924.04 = 20,388,113.20/x
  3. Step 3: Cross multiply
    36,908,330.84x = 50,933,924.04 × 20,388,113.20
  4. Step 4: Simplify right side
    36,908,330.84x = 1,038,446,609,047,721.25
  5. Step 5: Solve for x
    x = 1,038,446,609,047,721.25/36,908,330.84
  6. Step 6: Final answer
    x = 28,135,832.36

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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.