Home / 13,411,364.30-20,105,674.05-4,886,729.90

Finding the Fourth Proportional to 13,411,364.30, 20,105,674.05 and 4,886,729.90

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Solution

The fourth proportional to 13,411,364.30, 20,105,674.05 and 4,886,729.90 is: 7,325,951.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,411,364.30 : 20,105,674.05 = 4,886,729.90 : x
  2. Step 2: Convert to fraction form
    13,411,364.30/20,105,674.05 = 4,886,729.90/x
  3. Step 3: Cross multiply
    13,411,364.30x = 20,105,674.05 × 4,886,729.90
  4. Step 4: Simplify right side
    13,411,364.30x = 98,250,998,539,789.11
  5. Step 5: Solve for x
    x = 98,250,998,539,789.11/13,411,364.30
  6. Step 6: Final answer
    x = 7,325,951.06

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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.