Home / 31,577,425.78-43,580,628.58-19,189,543.36

Finding the Fourth Proportional to 31,577,425.78, 43,580,628.58 and 19,189,543.36

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Solution

The fourth proportional to 31,577,425.78, 43,580,628.58 and 19,189,543.36 is: 26,483,867.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,577,425.78 : 43,580,628.58 = 19,189,543.36 : x
  2. Step 2: Convert to fraction form
    31,577,425.78/43,580,628.58 = 19,189,543.36/x
  3. Step 3: Cross multiply
    31,577,425.78x = 43,580,628.58 × 19,189,543.36
  4. Step 4: Simplify right side
    31,577,425.78x = 836,292,361,574,062.12
  5. Step 5: Solve for x
    x = 836,292,361,574,062.12/31,577,425.78
  6. Step 6: Final answer
    x = 26,483,867.54

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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.