Home / 57,657,289.20-79,567,058.07-31,551,815.67

Finding the Fourth Proportional to 57,657,289.20, 79,567,058.07 and 31,551,815.67

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Solution

The fourth proportional to 57,657,289.20, 79,567,058.07 and 31,551,815.67 is: 43,541,505.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,657,289.20 : 79,567,058.07 = 31,551,815.67 : x
  2. Step 2: Convert to fraction form
    57,657,289.20/79,567,058.07 = 31,551,815.67/x
  3. Step 3: Cross multiply
    57,657,289.20x = 79,567,058.07 × 31,551,815.67
  4. Step 4: Simplify right side
    57,657,289.20x = 2,510,485,149,628,826
  5. Step 5: Solve for x
    x = 2,510,485,149,628,826/57,657,289.20
  6. Step 6: Final answer
    x = 43,541,505.06

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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.