Home / 28,904,659.32-43,356,966.42-8,709,901.56

Finding the Fourth Proportional to 28,904,659.32, 43,356,966.42 and 8,709,901.56

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Solution

The fourth proportional to 28,904,659.32, 43,356,966.42 and 8,709,901.56 is: 13,064,845.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,904,659.32 : 43,356,966.42 = 8,709,901.56 : x
  2. Step 2: Convert to fraction form
    28,904,659.32/43,356,966.42 = 8,709,901.56/x
  3. Step 3: Cross multiply
    28,904,659.32x = 43,356,966.42 × 8,709,901.56
  4. Step 4: Simplify right side
    28,904,659.32x = 377,634,909,458,425.62
  5. Step 5: Solve for x
    x = 377,634,909,458,425.62/28,904,659.32
  6. Step 6: Final answer
    x = 13,064,845.54

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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.