Home / 54,262,603.95-74,880,830.46-31,056,942.03

Finding the Fourth Proportional to 54,262,603.95, 74,880,830.46 and 31,056,942.03

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Solution

The fourth proportional to 54,262,603.95, 74,880,830.46 and 31,056,942.03 is: 42,857,685.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,262,603.95 : 74,880,830.46 = 31,056,942.03 : x
  2. Step 2: Convert to fraction form
    54,262,603.95/74,880,830.46 = 31,056,942.03/x
  3. Step 3: Cross multiply
    54,262,603.95x = 74,880,830.46 × 31,056,942.03
  4. Step 4: Simplify right side
    54,262,603.95x = 2,325,569,610,754,478
  5. Step 5: Solve for x
    x = 2,325,569,610,754,478/54,262,603.95
  6. Step 6: Final answer
    x = 42,857,685.43

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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.