Home / 18,460,878.44-25,475,476.02-10,200,809.48

Finding the Fourth Proportional to 18,460,878.44, 25,475,476.02 and 10,200,809.48

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Solution

The fourth proportional to 18,460,878.44, 25,475,476.02 and 10,200,809.48 is: 14,076,820.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,460,878.44 : 25,475,476.02 = 10,200,809.48 : x
  2. Step 2: Convert to fraction form
    18,460,878.44/25,475,476.02 = 10,200,809.48/x
  3. Step 3: Cross multiply
    18,460,878.44x = 25,475,476.02 × 10,200,809.48
  4. Step 4: Simplify right side
    18,460,878.44x = 259,870,477,292,328.69
  5. Step 5: Solve for x
    x = 259,870,477,292,328.69/18,460,878.44
  6. Step 6: Final answer
    x = 14,076,820.78

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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.