Home / 3,908,889.83-5,855,086.18-3,136,204.16

Finding the Fourth Proportional to 3,908,889.83, 5,855,086.18 and 3,136,204.16

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Solution

The fourth proportional to 3,908,889.83, 5,855,086.18 and 3,136,204.16 is: 4,697,688.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,908,889.83 : 5,855,086.18 = 3,136,204.16 : x
  2. Step 2: Convert to fraction form
    3,908,889.83/5,855,086.18 = 3,136,204.16/x
  3. Step 3: Cross multiply
    3,908,889.83x = 5,855,086.18 × 3,136,204.16
  4. Step 4: Simplify right side
    3,908,889.83x = 18,362,745,642,945.70
  5. Step 5: Solve for x
    x = 18,362,745,642,945.70/3,908,889.83
  6. Step 6: Final answer
    x = 4,697,688.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.