Home / 19,681,484.69-29,520,233.78-5,306,005.64

Finding the Fourth Proportional to 19,681,484.69, 29,520,233.78 and 5,306,005.64

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Solution

The fourth proportional to 19,681,484.69, 29,520,233.78 and 5,306,005.64 is: 7,958,471.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,681,484.69 : 29,520,233.78 = 5,306,005.64 : x
  2. Step 2: Convert to fraction form
    19,681,484.69/29,520,233.78 = 5,306,005.64/x
  3. Step 3: Cross multiply
    19,681,484.69x = 29,520,233.78 × 5,306,005.64
  4. Step 4: Simplify right side
    19,681,484.69x = 156,634,526,978,069.06
  5. Step 5: Solve for x
    x = 156,634,526,978,069.06/19,681,484.69
  6. Step 6: Final answer
    x = 7,958,471.09

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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.