Home / 7,240,247.82-9,990,959.31-4,184,659.98

Finding the Fourth Proportional to 7,240,247.82, 9,990,959.31 and 4,184,659.98

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Solution

The fourth proportional to 7,240,247.82, 9,990,959.31 and 4,184,659.98 is: 5,774,494.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,240,247.82 : 9,990,959.31 = 4,184,659.98 : x
  2. Step 2: Convert to fraction form
    7,240,247.82/9,990,959.31 = 4,184,659.98/x
  3. Step 3: Cross multiply
    7,240,247.82x = 9,990,959.31 × 4,184,659.98
  4. Step 4: Simplify right side
    7,240,247.82x = 41,808,767,586,365.41
  5. Step 5: Solve for x
    x = 41,808,767,586,365.41/7,240,247.82
  6. Step 6: Final answer
    x = 5,774,494.00

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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.