Home / 14,762,538.68-20,372,893.80-8,236,738.40

Finding the Fourth Proportional to 14,762,538.68, 20,372,893.80 and 8,236,738.40

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Solution

The fourth proportional to 14,762,538.68, 20,372,893.80 and 8,236,738.40 is: 11,367,028.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,762,538.68 : 20,372,893.80 = 8,236,738.40 : x
  2. Step 2: Convert to fraction form
    14,762,538.68/20,372,893.80 = 8,236,738.40/x
  3. Step 3: Cross multiply
    14,762,538.68x = 20,372,893.80 × 8,236,738.40
  4. Step 4: Simplify right side
    14,762,538.68x = 167,806,196,681,581.94
  5. Step 5: Solve for x
    x = 167,806,196,681,581.94/14,762,538.68
  6. Step 6: Final answer
    x = 11,367,028.42

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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.