Home / 30,383,381.37-41,926,405.65-17,151,829.08

Finding the Fourth Proportional to 30,383,381.37, 41,926,405.65 and 17,151,829.08

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Solution

The fourth proportional to 30,383,381.37, 41,926,405.65 and 17,151,829.08 is: 23,668,022.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,383,381.37 : 41,926,405.65 = 17,151,829.08 : x
  2. Step 2: Convert to fraction form
    30,383,381.37/41,926,405.65 = 17,151,829.08/x
  3. Step 3: Cross multiply
    30,383,381.37x = 41,926,405.65 × 17,151,829.08
  4. Step 4: Simplify right side
    30,383,381.37x = 719,114,543,426,003
  5. Step 5: Solve for x
    x = 719,114,543,426,003/30,383,381.37
  6. Step 6: Final answer
    x = 23,668,022.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.