Home / 54,913,679.49-75,782,035.41-30,133,649.58

Finding the Fourth Proportional to 54,913,679.49, 75,782,035.41 and 30,133,649.58

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Solution

The fourth proportional to 54,913,679.49, 75,782,035.41 and 30,133,649.58 is: 41,585,071.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,913,679.49 : 75,782,035.41 = 30,133,649.58 : x
  2. Step 2: Convert to fraction form
    54,913,679.49/75,782,035.41 = 30,133,649.58/x
  3. Step 3: Cross multiply
    54,913,679.49x = 75,782,035.41 × 30,133,649.58
  4. Step 4: Simplify right side
    54,913,679.49x = 2,283,589,299,702,683.50
  5. Step 5: Solve for x
    x = 2,283,589,299,702,683.50/54,913,679.49
  6. Step 6: Final answer
    x = 41,585,071.71

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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.