Home / 74,780,779.41-103,214,694.42-43,850,913.21

Finding the Fourth Proportional to 74,780,779.41, 103,214,694.42 and 43,850,913.21

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Solution

The fourth proportional to 74,780,779.41, 103,214,694.42 and 43,850,913.21 is: 60,524,357.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,780,779.41 : 103,214,694.42 = 43,850,913.21 : x
  2. Step 2: Convert to fraction form
    74,780,779.41/103,214,694.42 = 43,850,913.21/x
  3. Step 3: Cross multiply
    74,780,779.41x = 103,214,694.42 × 43,850,913.21
  4. Step 4: Simplify right side
    74,780,779.41x = 4,526,058,607,008,091
  5. Step 5: Solve for x
    x = 4,526,058,607,008,091/74,780,779.41
  6. Step 6: Final answer
    x = 60,524,357.23

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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.