Home / 49,161,410.16-67,832,617.92-28,249,402.32

Finding the Fourth Proportional to 49,161,410.16, 67,832,617.92 and 28,249,402.32

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Solution

The fourth proportional to 49,161,410.16, 67,832,617.92 and 28,249,402.32 is: 38,978,355.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,161,410.16 : 67,832,617.92 = 28,249,402.32 : x
  2. Step 2: Convert to fraction form
    49,161,410.16/67,832,617.92 = 28,249,402.32/x
  3. Step 3: Cross multiply
    49,161,410.16x = 67,832,617.92 × 28,249,402.32
  4. Step 4: Simplify right side
    49,161,410.16x = 1,916,230,914,040,921.75
  5. Step 5: Solve for x
    x = 1,916,230,914,040,921.75/49,161,410.16
  6. Step 6: Final answer
    x = 38,978,355.34

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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.