Home / 14,393,565.98-19,863,072.83-7,867,191.66

Finding the Fourth Proportional to 14,393,565.98, 19,863,072.83 and 7,867,191.66

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Solution

The fourth proportional to 14,393,565.98, 19,863,072.83 and 7,867,191.66 is: 10,856,698.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,393,565.98 : 19,863,072.83 = 7,867,191.66 : x
  2. Step 2: Convert to fraction form
    14,393,565.98/19,863,072.83 = 7,867,191.66/x
  3. Step 3: Cross multiply
    14,393,565.98x = 19,863,072.83 × 7,867,191.66
  4. Step 4: Simplify right side
    14,393,565.98x = 156,266,600,910,148.59
  5. Step 5: Solve for x
    x = 156,266,600,910,148.59/14,393,565.98
  6. Step 6: Final answer
    x = 10,856,698.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.