Home / 29,137,969.80-43,719,201.90-15,659,051.40

Finding the Fourth Proportional to 29,137,969.80, 43,719,201.90 and 15,659,051.40

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Solution

The fourth proportional to 29,137,969.80, 43,719,201.90 and 15,659,051.40 is: 23,495,158.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,137,969.80 : 43,719,201.90 = 15,659,051.40 : x
  2. Step 2: Convert to fraction form
    29,137,969.80/43,719,201.90 = 15,659,051.40/x
  3. Step 3: Cross multiply
    29,137,969.80x = 43,719,201.90 × 15,659,051.40
  4. Step 4: Simplify right side
    29,137,969.80x = 684,601,229,719,077.62
  5. Step 5: Solve for x
    x = 684,601,229,719,077.62/29,137,969.80
  6. Step 6: Final answer
    x = 23,495,158.87

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.