Home / 30,550,097.76-42,099,935.34-25,330,682.85

Finding the Fourth Proportional to 30,550,097.76, 42,099,935.34 and 25,330,682.85

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Solution

The fourth proportional to 30,550,097.76, 42,099,935.34 and 25,330,682.85 is: 34,907,256.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,550,097.76 : 42,099,935.34 = 25,330,682.85 : x
  2. Step 2: Convert to fraction form
    30,550,097.76/42,099,935.34 = 25,330,682.85/x
  3. Step 3: Cross multiply
    30,550,097.76x = 42,099,935.34 × 25,330,682.85
  4. Step 4: Simplify right side
    30,550,097.76x = 1,066,420,110,103,047.12
  5. Step 5: Solve for x
    x = 1,066,420,110,103,047.12/30,550,097.76
  6. Step 6: Final answer
    x = 34,907,256.88

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1.5x scale

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.