Home / 23,219,682.71-32,043,182.61-12,765,876.87

Finding the Fourth Proportional to 23,219,682.71, 32,043,182.61 and 12,765,876.87

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Solution

The fourth proportional to 23,219,682.71, 32,043,182.61 and 12,765,876.87 is: 17,616,921.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,219,682.71 : 32,043,182.61 = 12,765,876.87 : x
  2. Step 2: Convert to fraction form
    23,219,682.71/32,043,182.61 = 12,765,876.87/x
  3. Step 3: Cross multiply
    23,219,682.71x = 32,043,182.61 × 12,765,876.87
  4. Step 4: Simplify right side
    23,219,682.71x = 409,059,323,722,185.19
  5. Step 5: Solve for x
    x = 409,059,323,722,185.19/23,219,682.71
  6. Step 6: Final answer
    x = 17,616,921.34

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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.