Home / 14,274,674.20-19,699,065.78-7,748,302.60

Finding the Fourth Proportional to 14,274,674.20, 19,699,065.78 and 7,748,302.60

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Solution

The fourth proportional to 14,274,674.20, 19,699,065.78 and 7,748,302.60 is: 10,692,665.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,274,674.20 : 19,699,065.78 = 7,748,302.60 : x
  2. Step 2: Convert to fraction form
    14,274,674.20/19,699,065.78 = 7,748,302.60/x
  3. Step 3: Cross multiply
    14,274,674.20x = 19,699,065.78 × 7,748,302.60
  4. Step 4: Simplify right side
    14,274,674.20x = 152,634,322,600,745.03
  5. Step 5: Solve for x
    x = 152,634,322,600,745.03/14,274,674.20
  6. Step 6: Final answer
    x = 10,692,665.94

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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.