Home / 53,676,984.33-74,077,409.75-40,422,777.02

Finding the Fourth Proportional to 53,676,984.33, 74,077,409.75 and 40,422,777.02

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Solution

The fourth proportional to 53,676,984.33, 74,077,409.75 and 40,422,777.02 is: 55,785,820.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,676,984.33 : 74,077,409.75 = 40,422,777.02 : x
  2. Step 2: Convert to fraction form
    53,676,984.33/74,077,409.75 = 40,422,777.02/x
  3. Step 3: Cross multiply
    53,676,984.33x = 74,077,409.75 × 40,422,777.02
  4. Step 4: Simplify right side
    53,676,984.33x = 2,994,414,616,341,310.50
  5. Step 5: Solve for x
    x = 2,994,414,616,341,310.50/53,676,984.33
  6. Step 6: Final answer
    x = 55,785,820.57

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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.