Home / 8,291,039.63-12,434,049.81-2,898,684.95

Finding the Fourth Proportional to 8,291,039.63, 12,434,049.81 and 2,898,684.95

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Solution

The fourth proportional to 8,291,039.63, 12,434,049.81 and 2,898,684.95 is: 4,347,150.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,291,039.63 : 12,434,049.81 = 2,898,684.95 : x
  2. Step 2: Convert to fraction form
    8,291,039.63/12,434,049.81 = 2,898,684.95/x
  3. Step 3: Cross multiply
    8,291,039.63x = 12,434,049.81 × 2,898,684.95
  4. Step 4: Simplify right side
    8,291,039.63x = 36,042,392,989,627.11
  5. Step 5: Solve for x
    x = 36,042,392,989,627.11/8,291,039.63
  6. Step 6: Final answer
    x = 4,347,150.01

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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.