Home / 7,403,185.61-10,218,964.52-5,087,742.94

Finding the Fourth Proportional to 7,403,185.61, 10,218,964.52 and 5,087,742.94

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Solution

The fourth proportional to 7,403,185.61, 10,218,964.52 and 5,087,742.94 is: 7,022,850.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,403,185.61 : 10,218,964.52 = 5,087,742.94 : x
  2. Step 2: Convert to fraction form
    7,403,185.61/10,218,964.52 = 5,087,742.94/x
  3. Step 3: Cross multiply
    7,403,185.61x = 10,218,964.52 × 5,087,742.94
  4. Step 4: Simplify right side
    7,403,185.61x = 51,991,464,577,912.44
  5. Step 5: Solve for x
    x = 51,991,464,577,912.44/7,403,185.61
  6. Step 6: Final answer
    x = 7,022,850.34

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1.5x scale

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.