Home / 29,121,602.70-43,698,150.45-12,083,997.90

Finding the Fourth Proportional to 29,121,602.70, 43,698,150.45 and 12,083,997.90

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Solution

The fourth proportional to 29,121,602.70, 43,698,150.45 and 12,083,997.90 is: 18,132,530.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,121,602.70 : 43,698,150.45 = 12,083,997.90 : x
  2. Step 2: Convert to fraction form
    29,121,602.70/43,698,150.45 = 12,083,997.90/x
  3. Step 3: Cross multiply
    29,121,602.70x = 43,698,150.45 × 12,083,997.90
  4. Step 4: Simplify right side
    29,121,602.70x = 528,048,358,271,684.12
  5. Step 5: Solve for x
    x = 528,048,358,271,684.12/29,121,602.70
  6. Step 6: Final answer
    x = 18,132,530.81

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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.