Home / 29,124,006.70-43,686,010.05-20,054,080.30

Finding the Fourth Proportional to 29,124,006.70, 43,686,010.05 and 20,054,080.30

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Solution

The fourth proportional to 29,124,006.70, 43,686,010.05 and 20,054,080.30 is: 30,081,120.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,124,006.70 : 43,686,010.05 = 20,054,080.30 : x
  2. Step 2: Convert to fraction form
    29,124,006.70/43,686,010.05 = 20,054,080.30/x
  3. Step 3: Cross multiply
    29,124,006.70x = 43,686,010.05 × 20,054,080.30
  4. Step 4: Simplify right side
    29,124,006.70x = 876,082,753,529,307
  5. Step 5: Solve for x
    x = 876,082,753,529,307/29,124,006.70
  6. Step 6: Final answer
    x = 30,081,120.45

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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.