Home / 7,691,864.75-10,618,041.93-4,792,688.25

Finding the Fourth Proportional to 7,691,864.75, 10,618,041.93 and 4,792,688.25

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Solution

The fourth proportional to 7,691,864.75, 10,618,041.93 and 4,792,688.25 is: 6,615,946.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,691,864.75 : 10,618,041.93 = 4,792,688.25 : x
  2. Step 2: Convert to fraction form
    7,691,864.75/10,618,041.93 = 4,792,688.25/x
  3. Step 3: Cross multiply
    7,691,864.75x = 10,618,041.93 × 4,792,688.25
  4. Step 4: Simplify right side
    7,691,864.75x = 50,888,964,795,918.32
  5. Step 5: Solve for x
    x = 50,888,964,795,918.32/7,691,864.75
  6. Step 6: Final answer
    x = 6,615,946.39

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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.