Home / 5,111,597.16-7,054,023.78-2,819,724.84

Finding the Fourth Proportional to 5,111,597.16, 7,054,023.78 and 2,819,724.84

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Solution

The fourth proportional to 5,111,597.16, 7,054,023.78 and 2,819,724.84 is: 3,891,231.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,111,597.16 : 7,054,023.78 = 2,819,724.84 : x
  2. Step 2: Convert to fraction form
    5,111,597.16/7,054,023.78 = 2,819,724.84/x
  3. Step 3: Cross multiply
    5,111,597.16x = 7,054,023.78 × 2,819,724.84
  4. Step 4: Simplify right side
    5,111,597.16x = 19,890,406,074,416.70
  5. Step 5: Solve for x
    x = 19,890,406,074,416.70/5,111,597.16
  6. Step 6: Final answer
    x = 3,891,231.15

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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.