Home / 62,208,320.80-93,312,481.20-31,919,245.60

Finding the Fourth Proportional to 62,208,320.80, 93,312,481.20 and 31,919,245.60

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Solution

The fourth proportional to 62,208,320.80, 93,312,481.20 and 31,919,245.60 is: 47,878,868.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,208,320.80 : 93,312,481.20 = 31,919,245.60 : x
  2. Step 2: Convert to fraction form
    62,208,320.80/93,312,481.20 = 31,919,245.60/x
  3. Step 3: Cross multiply
    62,208,320.80x = 93,312,481.20 × 31,919,245.60
  4. Step 4: Simplify right side
    62,208,320.80x = 2,978,464,004,968,183
  5. Step 5: Solve for x
    x = 2,978,464,004,968,183/62,208,320.80
  6. Step 6: Final answer
    x = 47,878,868.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.