Home / 57,578,894.01-79,458,867.68-31,473,515.79

Finding the Fourth Proportional to 57,578,894.01, 79,458,867.68 and 31,473,515.79

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Solution

The fourth proportional to 57,578,894.01, 79,458,867.68 and 31,473,515.79 is: 43,433,448.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,578,894.01 : 79,458,867.68 = 31,473,515.79 : x
  2. Step 2: Convert to fraction form
    57,578,894.01/79,458,867.68 = 31,473,515.79/x
  3. Step 3: Cross multiply
    57,578,894.01x = 79,458,867.68 × 31,473,515.79
  4. Step 4: Simplify right side
    57,578,894.01x = 2,500,849,926,424,633
  5. Step 5: Solve for x
    x = 2,500,849,926,424,633/57,578,894.01
  6. Step 6: Final answer
    x = 43,433,448.48

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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.