Home / 30,404,812.32-41,959,186.20-16,652,890.71

Finding the Fourth Proportional to 30,404,812.32, 41,959,186.20 and 16,652,890.71

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Solution

The fourth proportional to 30,404,812.32, 41,959,186.20 and 16,652,890.71 is: 22,981,287.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,404,812.32 : 41,959,186.20 = 16,652,890.71 : x
  2. Step 2: Convert to fraction form
    30,404,812.32/41,959,186.20 = 16,652,890.71/x
  3. Step 3: Cross multiply
    30,404,812.32x = 41,959,186.20 × 16,652,890.71
  4. Step 4: Simplify right side
    30,404,812.32x = 698,741,742,069,140.25
  5. Step 5: Solve for x
    x = 698,741,742,069,140.25/30,404,812.32
  6. Step 6: Final answer
    x = 22,981,287.79

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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.