Home / 12,842,604.29-19,261,855.82-3,742,573.28

Finding the Fourth Proportional to 12,842,604.29, 19,261,855.82 and 3,742,573.28

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Solution

The fourth proportional to 12,842,604.29, 19,261,855.82 and 3,742,573.28 is: 5,613,262.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,842,604.29 : 19,261,855.82 = 3,742,573.28 : x
  2. Step 2: Convert to fraction form
    12,842,604.29/19,261,855.82 = 3,742,573.28/x
  3. Step 3: Cross multiply
    12,842,604.29x = 19,261,855.82 × 3,742,573.28
  4. Step 4: Simplify right side
    12,842,604.29x = 72,088,906,800,122.34
  5. Step 5: Solve for x
    x = 72,088,906,800,122.34/12,842,604.29
  6. Step 6: Final answer
    x = 5,613,262.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.