Home / 12,355,326.40-18,534,739.20-3,834,774.40

Finding the Fourth Proportional to 12,355,326.40, 18,534,739.20 and 3,834,774.40

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Solution

The fourth proportional to 12,355,326.40, 18,534,739.20 and 3,834,774.40 is: 5,752,704.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,355,326.40 : 18,534,739.20 = 3,834,774.40 : x
  2. Step 2: Convert to fraction form
    12,355,326.40/18,534,739.20 = 3,834,774.40/x
  3. Step 3: Cross multiply
    12,355,326.40x = 18,534,739.20 × 3,834,774.40
  4. Step 4: Simplify right side
    12,355,326.40x = 71,076,543,394,836.47
  5. Step 5: Solve for x
    x = 71,076,543,394,836.47/12,355,326.40
  6. Step 6: Final answer
    x = 5,752,704.63

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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.