Home / 54,310,642.40-81,465,963.60-32,734,137.80

Finding the Fourth Proportional to 54,310,642.40, 81,465,963.60 and 32,734,137.80

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Solution

The fourth proportional to 54,310,642.40, 81,465,963.60 and 32,734,137.80 is: 49,101,206.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,310,642.40 : 81,465,963.60 = 32,734,137.80 : x
  2. Step 2: Convert to fraction form
    54,310,642.40/81,465,963.60 = 32,734,137.80/x
  3. Step 3: Cross multiply
    54,310,642.40x = 81,465,963.60 × 32,734,137.80
  4. Step 4: Simplify right side
    54,310,642.40x = 2,666,718,078,492,184
  5. Step 5: Solve for x
    x = 2,666,718,078,492,184/54,310,642.40
  6. Step 6: Final answer
    x = 49,101,206.70

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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.