Home / 7,830,231.53-11,749,628.44-3,038,109.93

Finding the Fourth Proportional to 7,830,231.53, 11,749,628.44 and 3,038,109.93

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Solution

The fourth proportional to 7,830,231.53, 11,749,628.44 and 3,038,109.93 is: 4,558,825.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,830,231.53 : 11,749,628.44 = 3,038,109.93 : x
  2. Step 2: Convert to fraction form
    7,830,231.53/11,749,628.44 = 3,038,109.93/x
  3. Step 3: Cross multiply
    7,830,231.53x = 11,749,628.44 × 3,038,109.93
  4. Step 4: Simplify right side
    7,830,231.53x = 35,696,662,841,172.05
  5. Step 5: Solve for x
    x = 35,696,662,841,172.05/7,830,231.53
  6. Step 6: Final answer
    x = 4,558,825.97

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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.