Home / 34,512,703.71-47,628,527.72-19,043,784.78

Finding the Fourth Proportional to 34,512,703.71, 47,628,527.72 and 19,043,784.78

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Solution

The fourth proportional to 34,512,703.71, 47,628,527.72 and 19,043,784.78 is: 26,280,972.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,512,703.71 : 47,628,527.72 = 19,043,784.78 : x
  2. Step 2: Convert to fraction form
    34,512,703.71/47,628,527.72 = 19,043,784.78/x
  3. Step 3: Cross multiply
    34,512,703.71x = 47,628,527.72 × 19,043,784.78
  4. Step 4: Simplify right side
    34,512,703.71x = 907,027,431,192,725.25
  5. Step 5: Solve for x
    x = 907,027,431,192,725.25/34,512,703.71
  6. Step 6: Final answer
    x = 26,280,972.91

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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.