Home / 28,790,437.84-43,185,656.88-9,621,194.90

Finding the Fourth Proportional to 28,790,437.84, 43,185,656.88 and 9,621,194.90

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Solution

The fourth proportional to 28,790,437.84, 43,185,656.88 and 9,621,194.90 is: 14,431,792.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,790,437.84 : 43,185,656.88 = 9,621,194.90 : x
  2. Step 2: Convert to fraction form
    28,790,437.84/43,185,656.88 = 9,621,194.90/x
  3. Step 3: Cross multiply
    28,790,437.84x = 43,185,656.88 × 9,621,194.90
  4. Step 4: Simplify right side
    28,790,437.84x = 415,497,621,727,005.94
  5. Step 5: Solve for x
    x = 415,497,621,727,005.94/28,790,437.84
  6. Step 6: Final answer
    x = 14,431,792.39

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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.