Home / 19,330,069.44-28,993,109.76-6,550,243.20

Finding the Fourth Proportional to 19,330,069.44, 28,993,109.76 and 6,550,243.20

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Solution

The fourth proportional to 19,330,069.44, 28,993,109.76 and 6,550,243.20 is: 9,824,688.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,330,069.44 : 28,993,109.76 = 6,550,243.20 : x
  2. Step 2: Convert to fraction form
    19,330,069.44/28,993,109.76 = 6,550,243.20/x
  3. Step 3: Cross multiply
    19,330,069.44x = 28,993,109.76 × 6,550,243.20
  4. Step 4: Simplify right side
    19,330,069.44x = 189,911,920,052,293.66
  5. Step 5: Solve for x
    x = 189,911,920,052,293.66/19,330,069.44
  6. Step 6: Final answer
    x = 9,824,688.97

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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.