Home / 57,629,302.67-79,528,437.71-31,167,656.33

Finding the Fourth Proportional to 57,629,302.67, 79,528,437.71 and 31,167,656.33

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Solution

The fourth proportional to 57,629,302.67, 79,528,437.71 and 31,167,656.33 is: 43,011,365.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,629,302.67 : 79,528,437.71 = 31,167,656.33 : x
  2. Step 2: Convert to fraction form
    57,629,302.67/79,528,437.71 = 31,167,656.33/x
  3. Step 3: Cross multiply
    57,629,302.67x = 79,528,437.71 × 31,167,656.33
  4. Step 4: Simplify right side
    57,629,302.67x = 2,478,715,014,687,369.50
  5. Step 5: Solve for x
    x = 2,478,715,014,687,369.50/57,629,302.67
  6. Step 6: Final answer
    x = 43,011,365.74

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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.