Home / 29,105,999.10-43,658,998.65-20,036,072.70

Finding the Fourth Proportional to 29,105,999.10, 43,658,998.65 and 20,036,072.70

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Solution

The fourth proportional to 29,105,999.10, 43,658,998.65 and 20,036,072.70 is: 30,054,109.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,105,999.10 : 43,658,998.65 = 20,036,072.70 : x
  2. Step 2: Convert to fraction form
    29,105,999.10/43,658,998.65 = 20,036,072.70/x
  3. Step 3: Cross multiply
    29,105,999.10x = 43,658,998.65 × 20,036,072.70
  4. Step 4: Simplify right side
    29,105,999.10x = 874,754,870,960,601.75
  5. Step 5: Solve for x
    x = 874,754,870,960,601.75/29,105,999.10
  6. Step 6: Final answer
    x = 30,054,109.05

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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.