Home / 54,980,783.10-75,869,055.41-31,777,412.94

Finding the Fourth Proportional to 54,980,783.10, 75,869,055.41 and 31,777,412.94

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Solution

The fourth proportional to 54,980,783.10, 75,869,055.41 and 31,777,412.94 is: 43,850,272.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,980,783.10 : 75,869,055.41 = 31,777,412.94 : x
  2. Step 2: Convert to fraction form
    54,980,783.10/75,869,055.41 = 31,777,412.94/x
  3. Step 3: Cross multiply
    54,980,783.10x = 75,869,055.41 × 31,777,412.94
  4. Step 4: Simplify right side
    54,980,783.10x = 2,410,922,302,972,424
  5. Step 5: Solve for x
    x = 2,410,922,302,972,424/54,980,783.10
  6. Step 6: Final answer
    x = 43,850,272.17

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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.