Home / 19,450,020.25-26,842,061.15-11,191,337.35

Finding the Fourth Proportional to 19,450,020.25, 26,842,061.15 and 11,191,337.35

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Solution

The fourth proportional to 19,450,020.25, 26,842,061.15 and 11,191,337.35 is: 15,444,640.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,450,020.25 : 26,842,061.15 = 11,191,337.35 : x
  2. Step 2: Convert to fraction form
    19,450,020.25/26,842,061.15 = 11,191,337.35/x
  3. Step 3: Cross multiply
    19,450,020.25x = 26,842,061.15 × 11,191,337.35
  4. Step 4: Simplify right side
    19,450,020.25x = 300,398,561,498,978.94
  5. Step 5: Solve for x
    x = 300,398,561,498,978.94/19,450,020.25
  6. Step 6: Final answer
    x = 15,444,640.04

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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.