Home / 51,975,227.85-71,725,815.81-28,770,354.81

Finding the Fourth Proportional to 51,975,227.85, 71,725,815.81 and 28,770,354.81

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Solution

The fourth proportional to 51,975,227.85, 71,725,815.81 and 28,770,354.81 is: 39,703,090.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,975,227.85 : 71,725,815.81 = 28,770,354.81 : x
  2. Step 2: Convert to fraction form
    51,975,227.85/71,725,815.81 = 28,770,354.81/x
  3. Step 3: Cross multiply
    51,975,227.85x = 71,725,815.81 × 28,770,354.81
  4. Step 4: Simplify right side
    51,975,227.85x = 2,063,577,169,890,407.50
  5. Step 5: Solve for x
    x = 2,063,577,169,890,407.50/51,975,227.85
  6. Step 6: Final answer
    x = 39,703,090.40

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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.