Home / 57,312,568.33-79,091,007.41-31,207,023.66

Finding the Fourth Proportional to 57,312,568.33, 79,091,007.41 and 31,207,023.66

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Solution

The fourth proportional to 57,312,568.33, 79,091,007.41 and 31,207,023.66 is: 43,065,509.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,312,568.33 : 79,091,007.41 = 31,207,023.66 : x
  2. Step 2: Convert to fraction form
    57,312,568.33/79,091,007.41 = 31,207,023.66/x
  3. Step 3: Cross multiply
    57,312,568.33x = 79,091,007.41 × 31,207,023.66
  4. Step 4: Simplify right side
    57,312,568.33x = 2,468,194,939,537,105
  5. Step 5: Solve for x
    x = 2,468,194,939,537,105/57,312,568.33
  6. Step 6: Final answer
    x = 43,065,509.21

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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.