Home / 19,041,468.48-28,542,269.85-7,968,884.16

Finding the Fourth Proportional to 19,041,468.48, 28,542,269.85 and 7,968,884.16

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Solution

The fourth proportional to 19,041,468.48, 28,542,269.85 and 7,968,884.16 is: 11,944,984.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,041,468.48 : 28,542,269.85 = 7,968,884.16 : x
  2. Step 2: Convert to fraction form
    19,041,468.48/28,542,269.85 = 7,968,884.16/x
  3. Step 3: Cross multiply
    19,041,468.48x = 28,542,269.85 × 7,968,884.16
  4. Step 4: Simplify right side
    19,041,468.48x = 227,450,042,098,110.59
  5. Step 5: Solve for x
    x = 227,450,042,098,110.59/19,041,468.48
  6. Step 6: Final answer
    x = 11,944,984.30

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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.