Home / 18,976,145.04-26,186,969.28-10,274,135.04

Finding the Fourth Proportional to 18,976,145.04, 26,186,969.28 and 10,274,135.04

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Solution

The fourth proportional to 18,976,145.04, 26,186,969.28 and 10,274,135.04 is: 14,178,246.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,976,145.04 : 26,186,969.28 = 10,274,135.04 : x
  2. Step 2: Convert to fraction form
    18,976,145.04/26,186,969.28 = 10,274,135.04/x
  3. Step 3: Cross multiply
    18,976,145.04x = 26,186,969.28 × 10,274,135.04
  4. Step 4: Simplify right side
    18,976,145.04x = 269,048,458,671,051.56
  5. Step 5: Solve for x
    x = 269,048,458,671,051.56/18,976,145.04
  6. Step 6: Final answer
    x = 14,178,246.32

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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.