Home / 51,975,444.22-71,725,242.09-28,770,071.74

Finding the Fourth Proportional to 51,975,444.22, 71,725,242.09 and 28,770,071.74

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Solution

The fourth proportional to 51,975,444.22, 71,725,242.09 and 28,770,071.74 is: 39,702,216.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,975,444.22 : 71,725,242.09 = 28,770,071.74 : x
  2. Step 2: Convert to fraction form
    51,975,444.22/71,725,242.09 = 28,770,071.74/x
  3. Step 3: Cross multiply
    51,975,444.22x = 71,725,242.09 × 28,770,071.74
  4. Step 4: Simplify right side
    51,975,444.22x = 2,063,540,360,498,167.50
  5. Step 5: Solve for x
    x = 2,063,540,360,498,167.50/51,975,444.22
  6. Step 6: Final answer
    x = 39,702,216.91

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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.