Home / 30,622,977.45-42,259,689.63-16,871,941.44

Finding the Fourth Proportional to 30,622,977.45, 42,259,689.63 and 16,871,941.44

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Solution

The fourth proportional to 30,622,977.45, 42,259,689.63 and 16,871,941.44 is: 23,283,268.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,622,977.45 : 42,259,689.63 = 16,871,941.44 : x
  2. Step 2: Convert to fraction form
    30,622,977.45/42,259,689.63 = 16,871,941.44/x
  3. Step 3: Cross multiply
    30,622,977.45x = 42,259,689.63 × 16,871,941.44
  4. Step 4: Simplify right side
    30,622,977.45x = 713,003,008,709,935.38
  5. Step 5: Solve for x
    x = 713,003,008,709,935.38/30,622,977.45
  6. Step 6: Final answer
    x = 23,283,268.58

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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.