Home / 29,142,484.60-43,718,975.70-12,104,879.80

Finding the Fourth Proportional to 29,142,484.60, 43,718,975.70 and 12,104,879.80

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Solution

The fourth proportional to 29,142,484.60, 43,718,975.70 and 12,104,879.80 is: 18,159,499.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,142,484.60 : 43,718,975.70 = 12,104,879.80 : x
  2. Step 2: Convert to fraction form
    29,142,484.60/43,718,975.70 = 12,104,879.80/x
  3. Step 3: Cross multiply
    29,142,484.60x = 43,718,975.70 × 12,104,879.80
  4. Step 4: Simplify right side
    29,142,484.60x = 529,212,945,827,620.94
  5. Step 5: Solve for x
    x = 529,212,945,827,620.94/29,142,484.60
  6. Step 6: Final answer
    x = 18,159,499.89

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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.