Home / 13,777,776.24-19,012,981.26-7,498,036.62

Finding the Fourth Proportional to 13,777,776.24, 19,012,981.26 and 7,498,036.62

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Solution

The fourth proportional to 13,777,776.24, 19,012,981.26 and 7,498,036.62 is: 10,347,100.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,777,776.24 : 19,012,981.26 = 7,498,036.62 : x
  2. Step 2: Convert to fraction form
    13,777,776.24/19,012,981.26 = 7,498,036.62/x
  3. Step 3: Cross multiply
    13,777,776.24x = 19,012,981.26 × 7,498,036.62
  4. Step 4: Simplify right side
    13,777,776.24x = 142,560,029,742,853.75
  5. Step 5: Solve for x
    x = 142,560,029,742,853.75/13,777,776.24
  6. Step 6: Final answer
    x = 10,347,100.09

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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.