Home / 56,163,237.96-77,503,781.67-31,383,628.44

Finding the Fourth Proportional to 56,163,237.96, 77,503,781.67 and 31,383,628.44

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Solution

The fourth proportional to 56,163,237.96, 77,503,781.67 and 31,383,628.44 is: 43,308,576.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,163,237.96 : 77,503,781.67 = 31,383,628.44 : x
  2. Step 2: Convert to fraction form
    56,163,237.96/77,503,781.67 = 31,383,628.44/x
  3. Step 3: Cross multiply
    56,163,237.96x = 77,503,781.67 × 31,383,628.44
  4. Step 4: Simplify right side
    56,163,237.96x = 2,432,349,886,626,163
  5. Step 5: Solve for x
    x = 2,432,349,886,626,163/56,163,237.96
  6. Step 6: Final answer
    x = 43,308,576.48

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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.