Home / 28,632,655.56-42,943,440.30-11,125,182.70

Finding the Fourth Proportional to 28,632,655.56, 42,943,440.30 and 11,125,182.70

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Solution

The fourth proportional to 28,632,655.56, 42,943,440.30 and 11,125,182.70 is: 16,685,620.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,632,655.56 : 42,943,440.30 = 11,125,182.70 : x
  2. Step 2: Convert to fraction form
    28,632,655.56/42,943,440.30 = 11,125,182.70/x
  3. Step 3: Cross multiply
    28,632,655.56x = 42,943,440.30 × 11,125,182.70
  4. Step 4: Simplify right side
    28,632,655.56x = 477,753,619,028,698.62
  5. Step 5: Solve for x
    x = 477,753,619,028,698.62/28,632,655.56
  6. Step 6: Final answer
    x = 16,685,620.30

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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.