Home / 29,135,399.40-43,708,931.10-8,665,079.40

Finding the Fourth Proportional to 29,135,399.40, 43,708,931.10 and 8,665,079.40

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Solution

The fourth proportional to 29,135,399.40, 43,708,931.10 and 8,665,079.40 is: 12,999,353.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,135,399.40 : 43,708,931.10 = 8,665,079.40 : x
  2. Step 2: Convert to fraction form
    29,135,399.40/43,708,931.10 = 8,665,079.40/x
  3. Step 3: Cross multiply
    29,135,399.40x = 43,708,931.10 × 8,665,079.40
  4. Step 4: Simplify right side
    29,135,399.40x = 378,741,358,470,629.38
  5. Step 5: Solve for x
    x = 378,741,358,470,629.38/29,135,399.40
  6. Step 6: Final answer
    x = 12,999,353.58

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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.