Home / 51,878,240.32-71,593,321.44-28,673,733.28

Finding the Fourth Proportional to 51,878,240.32, 71,593,321.44 and 28,673,733.28

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Solution

The fourth proportional to 51,878,240.32, 71,593,321.44 and 28,673,733.28 is: 39,570,497.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,878,240.32 : 71,593,321.44 = 28,673,733.28 : x
  2. Step 2: Convert to fraction form
    51,878,240.32/71,593,321.44 = 28,673,733.28/x
  3. Step 3: Cross multiply
    51,878,240.32x = 71,593,321.44 × 28,673,733.28
  4. Step 4: Simplify right side
    51,878,240.32x = 2,052,847,803,599,865.50
  5. Step 5: Solve for x
    x = 2,052,847,803,599,865.50/51,878,240.32
  6. Step 6: Final answer
    x = 39,570,497.98

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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.