Home / 7,380,670.67-10,185,329.89-4,117,485.39

Finding the Fourth Proportional to 7,380,670.67, 10,185,329.89 and 4,117,485.39

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Solution

The fourth proportional to 7,380,670.67, 10,185,329.89 and 4,117,485.39 is: 5,682,132.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,380,670.67 : 10,185,329.89 = 4,117,485.39 : x
  2. Step 2: Convert to fraction form
    7,380,670.67/10,185,329.89 = 4,117,485.39/x
  3. Step 3: Cross multiply
    7,380,670.67x = 10,185,329.89 × 4,117,485.39
  4. Step 4: Simplify right side
    7,380,670.67x = 41,937,946,963,478.66
  5. Step 5: Solve for x
    x = 41,937,946,963,478.66/7,380,670.67
  6. Step 6: Final answer
    x = 5,682,132.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.