Home / 14,876,361.36-20,528,253.01-8,348,729.69

Finding the Fourth Proportional to 14,876,361.36, 20,528,253.01 and 8,348,729.69

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Solution

The fourth proportional to 14,876,361.36, 20,528,253.01 and 8,348,729.69 is: 11,520,615.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,876,361.36 : 20,528,253.01 = 8,348,729.69 : x
  2. Step 2: Convert to fraction form
    14,876,361.36/20,528,253.01 = 8,348,729.69/x
  3. Step 3: Cross multiply
    14,876,361.36x = 20,528,253.01 × 8,348,729.69
  4. Step 4: Simplify right side
    14,876,361.36x = 171,384,835,358,188.97
  5. Step 5: Solve for x
    x = 171,384,835,358,188.97/14,876,361.36
  6. Step 6: Final answer
    x = 11,520,615.24

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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.