Home / 82,823,078.32-114,300,961.68-45,653,274.76

Finding the Fourth Proportional to 82,823,078.32, 114,300,961.68 and 45,653,274.76

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Solution

The fourth proportional to 82,823,078.32, 114,300,961.68 and 45,653,274.76 is: 63,004,337.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,823,078.32 : 114,300,961.68 = 45,653,274.76 : x
  2. Step 2: Convert to fraction form
    82,823,078.32/114,300,961.68 = 45,653,274.76/x
  3. Step 3: Cross multiply
    82,823,078.32x = 114,300,961.68 × 45,653,274.76
  4. Step 4: Simplify right side
    82,823,078.32x = 5,218,213,208,909,271
  5. Step 5: Solve for x
    x = 5,218,213,208,909,271/82,823,078.32
  6. Step 6: Final answer
    x = 63,004,337.86

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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.