Home / 30,959,576.94-42,724,243.48-17,021,169.16

Finding the Fourth Proportional to 30,959,576.94, 42,724,243.48 and 17,021,169.16

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Solution

The fourth proportional to 30,959,576.94, 42,724,243.48 and 17,021,169.16 is: 23,489,228.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,959,576.94 : 42,724,243.48 = 17,021,169.16 : x
  2. Step 2: Convert to fraction form
    30,959,576.94/42,724,243.48 = 17,021,169.16/x
  3. Step 3: Cross multiply
    30,959,576.94x = 42,724,243.48 × 17,021,169.16
  4. Step 4: Simplify right side
    30,959,576.94x = 727,216,575,506,107
  5. Step 5: Solve for x
    x = 727,216,575,506,107/30,959,576.94
  6. Step 6: Final answer
    x = 23,489,228.45

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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.