Home / 11,261,278.08-16,894,279.44-4,872,438.72

Finding the Fourth Proportional to 11,261,278.08, 16,894,279.44 and 4,872,438.72

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Solution

The fourth proportional to 11,261,278.08, 16,894,279.44 and 4,872,438.72 is: 7,309,680.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,261,278.08 : 16,894,279.44 = 4,872,438.72 : x
  2. Step 2: Convert to fraction form
    11,261,278.08/16,894,279.44 = 4,872,438.72/x
  3. Step 3: Cross multiply
    11,261,278.08x = 16,894,279.44 × 4,872,438.72
  4. Step 4: Simplify right side
    11,261,278.08x = 82,316,341,289,955.92
  5. Step 5: Solve for x
    x = 82,316,341,289,955.92/11,261,278.08
  6. Step 6: Final answer
    x = 7,309,680.19

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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.