Home / 76,323,419.76-114,418,699.32-49,037,467.32

Finding the Fourth Proportional to 76,323,419.76, 114,418,699.32 and 49,037,467.32

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Solution

The fourth proportional to 76,323,419.76, 114,418,699.32 and 49,037,467.32 is: 73,513,519.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,323,419.76 : 114,418,699.32 = 49,037,467.32 : x
  2. Step 2: Convert to fraction form
    76,323,419.76/114,418,699.32 = 49,037,467.32/x
  3. Step 3: Cross multiply
    76,323,419.76x = 114,418,699.32 × 49,037,467.32
  4. Step 4: Simplify right side
    76,323,419.76x = 5,610,803,228,701,406
  5. Step 5: Solve for x
    x = 5,610,803,228,701,406/76,323,419.76
  6. Step 6: Final answer
    x = 73,513,519.79

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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.