Home / 19,081,191.42-28,549,560.42-11,304,281.16

Finding the Fourth Proportional to 19,081,191.42, 28,549,560.42 and 11,304,281.16

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Solution

The fourth proportional to 19,081,191.42, 28,549,560.42 and 11,304,281.16 is: 16,913,632.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,081,191.42 : 28,549,560.42 = 11,304,281.16 : x
  2. Step 2: Convert to fraction form
    19,081,191.42/28,549,560.42 = 11,304,281.16/x
  3. Step 3: Cross multiply
    19,081,191.42x = 28,549,560.42 × 11,304,281.16
  4. Step 4: Simplify right side
    19,081,191.42x = 322,732,257,982,087.69
  5. Step 5: Solve for x
    x = 322,732,257,982,087.69/19,081,191.42
  6. Step 6: Final answer
    x = 16,913,632.43

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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.