Home / 28,970,699.70-43,456,049.55-15,533,771.70

Finding the Fourth Proportional to 28,970,699.70, 43,456,049.55 and 15,533,771.70

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Solution

The fourth proportional to 28,970,699.70, 43,456,049.55 and 15,533,771.70 is: 23,300,657.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,970,699.70 : 43,456,049.55 = 15,533,771.70 : x
  2. Step 2: Convert to fraction form
    28,970,699.70/43,456,049.55 = 15,533,771.70/x
  3. Step 3: Cross multiply
    28,970,699.70x = 43,456,049.55 × 15,533,771.70
  4. Step 4: Simplify right side
    28,970,699.70x = 675,036,352,693,587.62
  5. Step 5: Solve for x
    x = 675,036,352,693,587.62/28,970,699.70
  6. Step 6: Final answer
    x = 23,300,657.55

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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.