Home / 54,298,851.70-81,448,277.55-28,789,683.70

Finding the Fourth Proportional to 54,298,851.70, 81,448,277.55 and 28,789,683.70

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Solution

The fourth proportional to 54,298,851.70, 81,448,277.55 and 28,789,683.70 is: 43,184,525.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,298,851.70 : 81,448,277.55 = 28,789,683.70 : x
  2. Step 2: Convert to fraction form
    54,298,851.70/81,448,277.55 = 28,789,683.70/x
  3. Step 3: Cross multiply
    54,298,851.70x = 81,448,277.55 × 28,789,683.70
  4. Step 4: Simplify right side
    54,298,851.70x = 2,344,870,148,574,311
  5. Step 5: Solve for x
    x = 2,344,870,148,574,311/54,298,851.70
  6. Step 6: Final answer
    x = 43,184,525.55

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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.