Home / 18,470,726.16-25,489,636.64-10,321,964.16

Finding the Fourth Proportional to 18,470,726.16, 25,489,636.64 and 10,321,964.16

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Solution

The fourth proportional to 18,470,726.16, 25,489,636.64 and 10,321,964.16 is: 14,244,329.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,470,726.16 : 25,489,636.64 = 10,321,964.16 : x
  2. Step 2: Convert to fraction form
    18,470,726.16/25,489,636.64 = 10,321,964.16/x
  3. Step 3: Cross multiply
    18,470,726.16x = 25,489,636.64 × 10,321,964.16
  4. Step 4: Simplify right side
    18,470,726.16x = 263,103,115,849,502.84
  5. Step 5: Solve for x
    x = 263,103,115,849,502.84/18,470,726.16
  6. Step 6: Final answer
    x = 14,244,329.84

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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.