Home / 36,178,142.70-54,255,551.88-11,911,291.86

Finding the Fourth Proportional to 36,178,142.70, 54,255,551.88 and 11,911,291.86

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Solution

The fourth proportional to 36,178,142.70, 54,255,551.88 and 11,911,291.86 is: 17,863,098.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,178,142.70 : 54,255,551.88 = 11,911,291.86 : x
  2. Step 2: Convert to fraction form
    36,178,142.70/54,255,551.88 = 11,911,291.86/x
  3. Step 3: Cross multiply
    36,178,142.70x = 54,255,551.88 × 11,911,291.86
  4. Step 4: Simplify right side
    36,178,142.70x = 646,253,713,468,051.75
  5. Step 5: Solve for x
    x = 646,253,713,468,051.75/36,178,142.70
  6. Step 6: Final answer
    x = 17,863,098.14

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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.