Home / 51,975,225.85-71,725,813.05-28,770,352.81

Finding the Fourth Proportional to 51,975,225.85, 71,725,813.05 and 28,770,352.81

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Solution

The fourth proportional to 51,975,225.85, 71,725,813.05 and 28,770,352.81 is: 39,703,087.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,975,225.85 : 71,725,813.05 = 28,770,352.81 : x
  2. Step 2: Convert to fraction form
    51,975,225.85/71,725,813.05 = 28,770,352.81/x
  3. Step 3: Cross multiply
    51,975,225.85x = 71,725,813.05 × 28,770,352.81
  4. Step 4: Simplify right side
    51,975,225.85x = 2,063,576,947,032,602
  5. Step 5: Solve for x
    x = 2,063,576,947,032,602/51,975,225.85
  6. Step 6: Final answer
    x = 39,703,087.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.