Home / 29,142,005.40-43,723,505.70-28,092,245.40

Finding the Fourth Proportional to 29,142,005.40, 43,723,505.70 and 28,092,245.40

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Solution

The fourth proportional to 29,142,005.40, 43,723,505.70 and 28,092,245.40 is: 42,148,487.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,142,005.40 : 43,723,505.70 = 28,092,245.40 : x
  2. Step 2: Convert to fraction form
    29,142,005.40/43,723,505.70 = 28,092,245.40/x
  3. Step 3: Cross multiply
    29,142,005.40x = 43,723,505.70 × 28,092,245.40
  4. Step 4: Simplify right side
    29,142,005.40x = 1,228,291,451,872,698.75
  5. Step 5: Solve for x
    x = 1,228,291,451,872,698.75/29,142,005.40
  6. Step 6: Final answer
    x = 42,148,487.55

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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.