Home / 57,773,671.36-79,728,629.75-31,312,870.41

Finding the Fourth Proportional to 57,773,671.36, 79,728,629.75 and 31,312,870.41

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Solution

The fourth proportional to 57,773,671.36, 79,728,629.75 and 31,312,870.41 is: 43,212,283.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,773,671.36 : 79,728,629.75 = 31,312,870.41 : x
  2. Step 2: Convert to fraction form
    57,773,671.36/79,728,629.75 = 31,312,870.41/x
  3. Step 3: Cross multiply
    57,773,671.36x = 79,728,629.75 × 31,312,870.41
  4. Step 4: Simplify right side
    57,773,671.36x = 2,496,532,250,773,413.50
  5. Step 5: Solve for x
    x = 2,496,532,250,773,413.50/57,773,671.36
  6. Step 6: Final answer
    x = 43,212,283.24

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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.