Home / 5,787,215.51-7,985,623.39-3,173,031.68

Finding the Fourth Proportional to 5,787,215.51, 7,985,623.39 and 3,173,031.68

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Solution

The fourth proportional to 5,787,215.51, 7,985,623.39 and 3,173,031.68 is: 4,378,381.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,787,215.51 : 7,985,623.39 = 3,173,031.68 : x
  2. Step 2: Convert to fraction form
    5,787,215.51/7,985,623.39 = 3,173,031.68/x
  3. Step 3: Cross multiply
    5,787,215.51x = 7,985,623.39 × 3,173,031.68
  4. Step 4: Simplify right side
    5,787,215.51x = 25,338,635,953,158.30
  5. Step 5: Solve for x
    x = 25,338,635,953,158.30/5,787,215.51
  6. Step 6: Final answer
    x = 4,378,381.27

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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.