Home / 21,956,747.24-30,300,490.53-12,167,354.88

Finding the Fourth Proportional to 21,956,747.24, 30,300,490.53 and 12,167,354.88

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Solution

The fourth proportional to 21,956,747.24, 30,300,490.53 and 12,167,354.88 is: 16,791,049.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,956,747.24 : 30,300,490.53 = 12,167,354.88 : x
  2. Step 2: Convert to fraction form
    21,956,747.24/30,300,490.53 = 12,167,354.88/x
  3. Step 3: Cross multiply
    21,956,747.24x = 30,300,490.53 × 12,167,354.88
  4. Step 4: Simplify right side
    21,956,747.24x = 368,676,821,316,589.31
  5. Step 5: Solve for x
    x = 368,676,821,316,589.31/21,956,747.24
  6. Step 6: Final answer
    x = 16,791,049.11

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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.