Home / 57,578,926.92-79,458,913.44-31,473,549.60

Finding the Fourth Proportional to 57,578,926.92, 79,458,913.44 and 31,473,549.60

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Solution

The fourth proportional to 57,578,926.92, 79,458,913.44 and 31,473,549.60 is: 43,433,495.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,578,926.92 : 79,458,913.44 = 31,473,549.60 : x
  2. Step 2: Convert to fraction form
    57,578,926.92/79,458,913.44 = 31,473,549.60/x
  3. Step 3: Cross multiply
    57,578,926.92x = 79,458,913.44 × 31,473,549.60
  4. Step 4: Simplify right side
    57,578,926.92x = 2,500,854,053,315,946.50
  5. Step 5: Solve for x
    x = 2,500,854,053,315,946.50/57,578,926.92
  6. Step 6: Final answer
    x = 43,433,495.33

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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.