Home / 30,831,489.34-42,544,022.55-17,077,008.94

Finding the Fourth Proportional to 30,831,489.34, 42,544,022.55 and 17,077,008.94

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Solution

The fourth proportional to 30,831,489.34, 42,544,022.55 and 17,077,008.94 is: 23,564,371.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,831,489.34 : 42,544,022.55 = 17,077,008.94 : x
  2. Step 2: Convert to fraction form
    30,831,489.34/42,544,022.55 = 17,077,008.94/x
  3. Step 3: Cross multiply
    30,831,489.34x = 42,544,022.55 × 17,077,008.94
  4. Step 4: Simplify right side
    30,831,489.34x = 726,524,653,259,512.75
  5. Step 5: Solve for x
    x = 726,524,653,259,512.75/30,831,489.34
  6. Step 6: Final answer
    x = 23,564,371.00

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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.