Home / 54,082,809.39-74,637,938.73-30,553,185.30

Finding the Fourth Proportional to 54,082,809.39, 74,637,938.73 and 30,553,185.30

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Solution

The fourth proportional to 54,082,809.39, 74,637,938.73 and 30,553,185.30 is: 42,165,464.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,082,809.39 : 74,637,938.73 = 30,553,185.30 : x
  2. Step 2: Convert to fraction form
    54,082,809.39/74,637,938.73 = 30,553,185.30/x
  3. Step 3: Cross multiply
    54,082,809.39x = 74,637,938.73 × 30,553,185.30
  4. Step 4: Simplify right side
    54,082,809.39x = 2,280,426,772,427,737
  5. Step 5: Solve for x
    x = 2,280,426,772,427,737/54,082,809.39
  6. Step 6: Final answer
    x = 42,165,464.37

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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.