Home / 75,697,460.96-113,544,562.12-21,108,593.22

Finding the Fourth Proportional to 75,697,460.96, 113,544,562.12 and 21,108,593.22

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Solution

The fourth proportional to 75,697,460.96, 113,544,562.12 and 21,108,593.22 is: 31,662,435.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,697,460.96 : 113,544,562.12 = 21,108,593.22 : x
  2. Step 2: Convert to fraction form
    75,697,460.96/113,544,562.12 = 21,108,593.22/x
  3. Step 3: Cross multiply
    75,697,460.96x = 113,544,562.12 × 21,108,593.22
  4. Step 4: Simplify right side
    75,697,460.96x = 2,396,765,973,655,537
  5. Step 5: Solve for x
    x = 2,396,765,973,655,537/75,697,460.96
  6. Step 6: Final answer
    x = 31,662,435.48

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.