Home / 30,964,103.82-42,731,559.72-17,026,519.68

Finding the Fourth Proportional to 30,964,103.82, 42,731,559.72 and 17,026,519.68

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Solution

The fourth proportional to 30,964,103.82, 42,731,559.72 and 17,026,519.68 is: 23,497,200.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,964,103.82 : 42,731,559.72 = 17,026,519.68 : x
  2. Step 2: Convert to fraction form
    30,964,103.82/42,731,559.72 = 17,026,519.68/x
  3. Step 3: Cross multiply
    30,964,103.82x = 42,731,559.72 × 17,026,519.68
  4. Step 4: Simplify right side
    30,964,103.82x = 727,569,742,529,675.25
  5. Step 5: Solve for x
    x = 727,569,742,529,675.25/30,964,103.82
  6. Step 6: Final answer
    x = 23,497,200.07

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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.