Home / 18,558,214.80-27,837,322.20-4,911,334.80

Finding the Fourth Proportional to 18,558,214.80, 27,837,322.20 and 4,911,334.80

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Solution

The fourth proportional to 18,558,214.80, 27,837,322.20 and 4,911,334.80 is: 7,367,002.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,558,214.80 : 27,837,322.20 = 4,911,334.80 : x
  2. Step 2: Convert to fraction form
    18,558,214.80/27,837,322.20 = 4,911,334.80/x
  3. Step 3: Cross multiply
    18,558,214.80x = 27,837,322.20 × 4,911,334.80
  4. Step 4: Simplify right side
    18,558,214.80x = 136,718,409,259,672.55
  5. Step 5: Solve for x
    x = 136,718,409,259,672.55/18,558,214.80
  6. Step 6: Final answer
    x = 7,367,002.20

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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.