Home / 19,681,485.44-29,520,234.90-5,306,006.39

Finding the Fourth Proportional to 19,681,485.44, 29,520,234.90 and 5,306,006.39

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Solution

The fourth proportional to 19,681,485.44, 29,520,234.90 and 5,306,006.39 is: 7,958,472.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,681,485.44 : 29,520,234.90 = 5,306,006.39 : x
  2. Step 2: Convert to fraction form
    19,681,485.44/29,520,234.90 = 5,306,006.39/x
  3. Step 3: Cross multiply
    19,681,485.44x = 29,520,234.90 × 5,306,006.39
  4. Step 4: Simplify right side
    19,681,485.44x = 156,634,555,087,501.59
  5. Step 5: Solve for x
    x = 156,634,555,087,501.59/19,681,485.44
  6. Step 6: Final answer
    x = 7,958,472.22

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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.