Home / 54,367,457.30-81,551,185.95-30,180,986.90

Finding the Fourth Proportional to 54,367,457.30, 81,551,185.95 and 30,180,986.90

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Solution

The fourth proportional to 54,367,457.30, 81,551,185.95 and 30,180,986.90 is: 45,271,480.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,367,457.30 : 81,551,185.95 = 30,180,986.90 : x
  2. Step 2: Convert to fraction form
    54,367,457.30/81,551,185.95 = 30,180,986.90/x
  3. Step 3: Cross multiply
    54,367,457.30x = 81,551,185.95 × 30,180,986.90
  4. Step 4: Simplify right side
    54,367,457.30x = 2,461,295,274,836,414
  5. Step 5: Solve for x
    x = 2,461,295,274,836,414/54,367,457.30
  6. Step 6: Final answer
    x = 45,271,480.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.