Home / 20,684,584.56-30,984,943.32-9,590,072.16

Finding the Fourth Proportional to 20,684,584.56, 30,984,943.32 and 9,590,072.16

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Solution

The fourth proportional to 20,684,584.56, 30,984,943.32 and 9,590,072.16 is: 14,365,666.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,684,584.56 : 30,984,943.32 = 9,590,072.16 : x
  2. Step 2: Convert to fraction form
    20,684,584.56/30,984,943.32 = 9,590,072.16/x
  3. Step 3: Cross multiply
    20,684,584.56x = 30,984,943.32 × 9,590,072.16
  4. Step 4: Simplify right side
    20,684,584.56x = 297,147,842,312,310
  5. Step 5: Solve for x
    x = 297,147,842,312,310/20,684,584.56
  6. Step 6: Final answer
    x = 14,365,666.44

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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.