Home / 14,351,144.58-21,536,804.43-12,979,030.35

Finding the Fourth Proportional to 14,351,144.58, 21,536,804.43 and 12,979,030.35

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Solution

The fourth proportional to 14,351,144.58, 21,536,804.43 and 12,979,030.35 is: 19,477,668.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,351,144.58 : 21,536,804.43 = 12,979,030.35 : x
  2. Step 2: Convert to fraction form
    14,351,144.58/21,536,804.43 = 12,979,030.35/x
  3. Step 3: Cross multiply
    14,351,144.58x = 21,536,804.43 × 12,979,030.35
  4. Step 4: Simplify right side
    14,351,144.58x = 279,526,838,338,984.44
  5. Step 5: Solve for x
    x = 279,526,838,338,984.44/14,351,144.58
  6. Step 6: Final answer
    x = 19,477,668.61

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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.