Home / 14,308,013.98-19,739,234.55-8,111,753.74

Finding the Fourth Proportional to 14,308,013.98, 19,739,234.55 and 8,111,753.74

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Solution

The fourth proportional to 14,308,013.98, 19,739,234.55 and 8,111,753.74 is: 11,190,917.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,308,013.98 : 19,739,234.55 = 8,111,753.74 : x
  2. Step 2: Convert to fraction form
    14,308,013.98/19,739,234.55 = 8,111,753.74/x
  3. Step 3: Cross multiply
    14,308,013.98x = 19,739,234.55 × 8,111,753.74
  4. Step 4: Simplify right side
    14,308,013.98x = 160,119,809,685,699.72
  5. Step 5: Solve for x
    x = 160,119,809,685,699.72/14,308,013.98
  6. Step 6: Final answer
    x = 11,190,917.89

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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.