Home / 12,546,421.44-18,806,685.26-5,264,110.12

Finding the Fourth Proportional to 12,546,421.44, 18,806,685.26 and 5,264,110.12

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Solution

The fourth proportional to 12,546,421.44, 18,806,685.26 and 5,264,110.12 is: 7,890,733.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,546,421.44 : 18,806,685.26 = 5,264,110.12 : x
  2. Step 2: Convert to fraction form
    12,546,421.44/18,806,685.26 = 5,264,110.12/x
  3. Step 3: Cross multiply
    12,546,421.44x = 18,806,685.26 × 5,264,110.12
  4. Step 4: Simplify right side
    12,546,421.44x = 99,000,462,200,820.84
  5. Step 5: Solve for x
    x = 99,000,462,200,820.84/12,546,421.44
  6. Step 6: Final answer
    x = 7,890,733.04

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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.