Home / 22,421,682.81-30,941,921.97-12,108,405.60

Finding the Fourth Proportional to 22,421,682.81, 30,941,921.97 and 12,108,405.60

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Solution

The fourth proportional to 22,421,682.81, 30,941,921.97 and 12,108,405.60 is: 16,709,599.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,421,682.81 : 30,941,921.97 = 12,108,405.60 : x
  2. Step 2: Convert to fraction form
    22,421,682.81/30,941,921.97 = 12,108,405.60/x
  3. Step 3: Cross multiply
    22,421,682.81x = 30,941,921.97 × 12,108,405.60
  4. Step 4: Simplify right side
    22,421,682.81x = 374,657,341,256,311
  5. Step 5: Solve for x
    x = 374,657,341,256,311/22,421,682.81
  6. Step 6: Final answer
    x = 16,709,599.56

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1.5x scale

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.