Home / 4,979,668.82-6,875,121.45-4,064,085.32

Finding the Fourth Proportional to 4,979,668.82, 6,875,121.45 and 4,064,085.32

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Solution

The fourth proportional to 4,979,668.82, 6,875,121.45 and 4,064,085.32 is: 5,611,031.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,979,668.82 : 6,875,121.45 = 4,064,085.32 : x
  2. Step 2: Convert to fraction form
    4,979,668.82/6,875,121.45 = 4,064,085.32/x
  3. Step 3: Cross multiply
    4,979,668.82x = 6,875,121.45 × 4,064,085.32
  4. Step 4: Simplify right side
    4,979,668.82x = 27,941,080,123,786.51
  5. Step 5: Solve for x
    x = 27,941,080,123,786.51/4,979,668.82
  6. Step 6: Final answer
    x = 5,611,031.81

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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.