Home / 56,150,277.37-77,485,955.23-31,370,650.31

Finding the Fourth Proportional to 56,150,277.37, 77,485,955.23 and 31,370,650.31

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Solution

The fourth proportional to 56,150,277.37, 77,485,955.23 and 31,370,650.31 is: 43,290,699.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,150,277.37 : 77,485,955.23 = 31,370,650.31 : x
  2. Step 2: Convert to fraction form
    56,150,277.37/77,485,955.23 = 31,370,650.31/x
  3. Step 3: Cross multiply
    56,150,277.37x = 77,485,955.23 × 31,370,650.31
  4. Step 4: Simplify right side
    56,150,277.37x = 2,430,784,805,689,574
  5. Step 5: Solve for x
    x = 2,430,784,805,689,574/56,150,277.37
  6. Step 6: Final answer
    x = 43,290,699.88

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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.