Home / 36,291,405.30-54,437,107.95-12,356,877.30

Finding the Fourth Proportional to 36,291,405.30, 54,437,107.95 and 12,356,877.30

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Solution

The fourth proportional to 36,291,405.30, 54,437,107.95 and 12,356,877.30 is: 18,535,315.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,291,405.30 : 54,437,107.95 = 12,356,877.30 : x
  2. Step 2: Convert to fraction form
    36,291,405.30/54,437,107.95 = 12,356,877.30/x
  3. Step 3: Cross multiply
    36,291,405.30x = 54,437,107.95 × 12,356,877.30
  4. Step 4: Simplify right side
    36,291,405.30x = 672,672,663,505,004.62
  5. Step 5: Solve for x
    x = 672,672,663,505,004.62/36,291,405.30
  6. Step 6: Final answer
    x = 18,535,315.95

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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.