Home / 31,548,440.79-43,544,112.39-18,499,903.47

Finding the Fourth Proportional to 31,548,440.79, 43,544,112.39 and 18,499,903.47

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Solution

The fourth proportional to 31,548,440.79, 43,544,112.39 and 18,499,903.47 is: 25,534,126.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,548,440.79 : 43,544,112.39 = 18,499,903.47 : x
  2. Step 2: Convert to fraction form
    31,548,440.79/43,544,112.39 = 18,499,903.47/x
  3. Step 3: Cross multiply
    31,548,440.79x = 43,544,112.39 × 18,499,903.47
  4. Step 4: Simplify right side
    31,548,440.79x = 805,561,875,901,831
  5. Step 5: Solve for x
    x = 805,561,875,901,831/31,548,440.79
  6. Step 6: Final answer
    x = 25,534,126.43

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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.