Home / 12,168,281-18,270,364.62-6,787,444.52

Finding the Fourth Proportional to 12,168,281, 18,270,364.62 and 6,787,444.52

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Solution

The fourth proportional to 12,168,281, 18,270,364.62 and 6,787,444.52 is: 10,191,175.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,168,281 : 18,270,364.62 = 6,787,444.52 : x
  2. Step 2: Convert to fraction form
    12,168,281/18,270,364.62 = 6,787,444.52/x
  3. Step 3: Cross multiply
    12,168,281x = 18,270,364.62 × 6,787,444.52
  4. Step 4: Simplify right side
    12,168,281x = 124,009,086,218,420.88
  5. Step 5: Solve for x
    x = 124,009,086,218,420.88/12,168,281
  6. Step 6: Final answer
    x = 10,191,175.42

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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.