Home / 54,072,764.91-74,719,398.15-39,362,893.20

Finding the Fourth Proportional to 54,072,764.91, 74,719,398.15 and 39,362,893.20

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Solution

The fourth proportional to 54,072,764.91, 74,719,398.15 and 39,362,893.20 is: 54,392,848.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,072,764.91 : 74,719,398.15 = 39,362,893.20 : x
  2. Step 2: Convert to fraction form
    54,072,764.91/74,719,398.15 = 39,362,893.20/x
  3. Step 3: Cross multiply
    54,072,764.91x = 74,719,398.15 × 39,362,893.20
  4. Step 4: Simplify right side
    54,072,764.91x = 2,941,171,689,346,728
  5. Step 5: Solve for x
    x = 2,941,171,689,346,728/54,072,764.91
  6. Step 6: Final answer
    x = 54,392,848.12

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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.