Home / 28,104,867.64-38,769,756.36-17,094,984.76

Finding the Fourth Proportional to 28,104,867.64, 38,769,756.36 and 17,094,984.76

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Solution

The fourth proportional to 28,104,867.64, 38,769,756.36 and 17,094,984.76 is: 23,581,978.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,104,867.64 : 38,769,756.36 = 17,094,984.76 : x
  2. Step 2: Convert to fraction form
    28,104,867.64/38,769,756.36 = 17,094,984.76/x
  3. Step 3: Cross multiply
    28,104,867.64x = 38,769,756.36 × 17,094,984.76
  4. Step 4: Simplify right side
    28,104,867.64x = 662,768,394,123,113.12
  5. Step 5: Solve for x
    x = 662,768,394,123,113.12/28,104,867.64
  6. Step 6: Final answer
    x = 23,581,978.84

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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.