Home / 19,930,825.20-29,896,237.80-18,167,228.40

Finding the Fourth Proportional to 19,930,825.20, 29,896,237.80 and 18,167,228.40

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Solution

The fourth proportional to 19,930,825.20, 29,896,237.80 and 18,167,228.40 is: 27,250,842.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,930,825.20 : 29,896,237.80 = 18,167,228.40 : x
  2. Step 2: Convert to fraction form
    19,930,825.20/29,896,237.80 = 18,167,228.40/x
  3. Step 3: Cross multiply
    19,930,825.20x = 29,896,237.80 × 18,167,228.40
  4. Step 4: Simplify right side
    19,930,825.20x = 543,131,780,413,313.50
  5. Step 5: Solve for x
    x = 543,131,780,413,313.50/19,930,825.20
  6. Step 6: Final answer
    x = 27,250,842.60

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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.