Home / 20,185,682.54-30,267,883.47-8,812,845.14

Finding the Fourth Proportional to 20,185,682.54, 30,267,883.47 and 8,812,845.14

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Solution

The fourth proportional to 20,185,682.54, 30,267,883.47 and 8,812,845.14 is: 13,214,622.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,185,682.54 : 30,267,883.47 = 8,812,845.14 : x
  2. Step 2: Convert to fraction form
    20,185,682.54/30,267,883.47 = 8,812,845.14/x
  3. Step 3: Cross multiply
    20,185,682.54x = 30,267,883.47 × 8,812,845.14
  4. Step 4: Simplify right side
    20,185,682.54x = 266,746,169,736,675.84
  5. Step 5: Solve for x
    x = 266,746,169,736,675.84/20,185,682.54
  6. Step 6: Final answer
    x = 13,214,622.26

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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.