Home / 57,931,166.35-79,945,041.86-31,827,365.70

Finding the Fourth Proportional to 57,931,166.35, 79,945,041.86 and 31,827,365.70

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Solution

The fourth proportional to 57,931,166.35, 79,945,041.86 and 31,827,365.70 is: 43,921,782.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,931,166.35 : 79,945,041.86 = 31,827,365.70 : x
  2. Step 2: Convert to fraction form
    57,931,166.35/79,945,041.86 = 31,827,365.70/x
  3. Step 3: Cross multiply
    57,931,166.35x = 79,945,041.86 × 31,827,365.70
  4. Step 4: Simplify right side
    57,931,166.35x = 2,544,440,083,180,028
  5. Step 5: Solve for x
    x = 2,544,440,083,180,028/57,931,166.35
  6. Step 6: Final answer
    x = 43,921,782.41

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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.