Home / 13,076,637.17-18,043,720.52-7,568,934.57

Finding the Fourth Proportional to 13,076,637.17, 18,043,720.52 and 7,568,934.57

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Solution

The fourth proportional to 13,076,637.17, 18,043,720.52 and 7,568,934.57 is: 10,443,949.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,076,637.17 : 18,043,720.52 = 7,568,934.57 : x
  2. Step 2: Convert to fraction form
    13,076,637.17/18,043,720.52 = 7,568,934.57/x
  3. Step 3: Cross multiply
    13,076,637.17x = 18,043,720.52 × 7,568,934.57
  4. Step 4: Simplify right side
    13,076,637.17x = 136,571,739,977,401.72
  5. Step 5: Solve for x
    x = 136,571,739,977,401.72/13,076,637.17
  6. Step 6: Final answer
    x = 10,443,949.64

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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.