Home / 14,191,653.88-21,300,939.12-8,783,946.44

Finding the Fourth Proportional to 14,191,653.88, 21,300,939.12 and 8,783,946.44

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Solution

The fourth proportional to 14,191,653.88, 21,300,939.12 and 8,783,946.44 is: 13,184,249.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,191,653.88 : 21,300,939.12 = 8,783,946.44 : x
  2. Step 2: Convert to fraction form
    14,191,653.88/21,300,939.12 = 8,783,946.44/x
  3. Step 3: Cross multiply
    14,191,653.88x = 21,300,939.12 × 8,783,946.44
  4. Step 4: Simplify right side
    14,191,653.88x = 187,106,308,351,780.72
  5. Step 5: Solve for x
    x = 187,106,308,351,780.72/14,191,653.88
  6. Step 6: Final answer
    x = 13,184,249.70

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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.