Home / 54,262,598.70-74,880,823.23-31,056,936.78

Finding the Fourth Proportional to 54,262,598.70, 74,880,823.23 and 31,056,936.78

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Solution

The fourth proportional to 54,262,598.70, 74,880,823.23 and 31,056,936.78 is: 42,857,678.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,262,598.70 : 74,880,823.23 = 31,056,936.78 : x
  2. Step 2: Convert to fraction form
    54,262,598.70/74,880,823.23 = 31,056,936.78/x
  3. Step 3: Cross multiply
    54,262,598.70x = 74,880,823.23 × 31,056,936.78
  4. Step 4: Simplify right side
    54,262,598.70x = 2,325,568,993,088,465.50
  5. Step 5: Solve for x
    x = 2,325,568,993,088,465.50/54,262,598.70
  6. Step 6: Final answer
    x = 42,857,678.19

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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.