Home / 14,942,411.22-20,625,686.39-8,749,448.46

Finding the Fourth Proportional to 14,942,411.22, 20,625,686.39 and 8,749,448.46

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Solution

The fourth proportional to 14,942,411.22, 20,625,686.39 and 8,749,448.46 is: 12,077,259.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,942,411.22 : 20,625,686.39 = 8,749,448.46 : x
  2. Step 2: Convert to fraction form
    14,942,411.22/20,625,686.39 = 8,749,448.46/x
  3. Step 3: Cross multiply
    14,942,411.22x = 20,625,686.39 × 8,749,448.46
  4. Step 4: Simplify right side
    14,942,411.22x = 180,463,380,021,428.47
  5. Step 5: Solve for x
    x = 180,463,380,021,428.47/14,942,411.22
  6. Step 6: Final answer
    x = 12,077,259.64

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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.