Home / 18,973,866.44-26,183,929.92-10,272,033.20

Finding the Fourth Proportional to 18,973,866.44, 26,183,929.92 and 10,272,033.20

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Solution

The fourth proportional to 18,973,866.44, 26,183,929.92 and 10,272,033.20 is: 14,175,402.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,973,866.44 : 26,183,929.92 = 10,272,033.20 : x
  2. Step 2: Convert to fraction form
    18,973,866.44/26,183,929.92 = 10,272,033.20/x
  3. Step 3: Cross multiply
    18,973,866.44x = 26,183,929.92 × 10,272,033.20
  4. Step 4: Simplify right side
    18,973,866.44x = 268,962,197,444,713.34
  5. Step 5: Solve for x
    x = 268,962,197,444,713.34/18,973,866.44
  6. Step 6: Final answer
    x = 14,175,402.69

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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.