Home / 10,786,177.40-16,179,266.10-3,109,807.40

Finding the Fourth Proportional to 10,786,177.40, 16,179,266.10 and 3,109,807.40

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Solution

The fourth proportional to 10,786,177.40, 16,179,266.10 and 3,109,807.40 is: 4,664,711.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,786,177.40 : 16,179,266.10 = 3,109,807.40 : x
  2. Step 2: Convert to fraction form
    10,786,177.40/16,179,266.10 = 3,109,807.40/x
  3. Step 3: Cross multiply
    10,786,177.40x = 16,179,266.10 × 3,109,807.40
  4. Step 4: Simplify right side
    10,786,177.40x = 50,314,401,444,349.14
  5. Step 5: Solve for x
    x = 50,314,401,444,349.14/10,786,177.40
  6. Step 6: Final answer
    x = 4,664,711.10

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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.