Home / 14,063,520.84-21,200,690.03-13,126,077.72

Finding the Fourth Proportional to 14,063,520.84, 21,200,690.03 and 13,126,077.72

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Solution

The fourth proportional to 14,063,520.84, 21,200,690.03 and 13,126,077.72 is: 19,787,499.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,063,520.84 : 21,200,690.03 = 13,126,077.72 : x
  2. Step 2: Convert to fraction form
    14,063,520.84/21,200,690.03 = 13,126,077.72/x
  3. Step 3: Cross multiply
    14,063,520.84x = 21,200,690.03 × 13,126,077.72
  4. Step 4: Simplify right side
    14,063,520.84x = 278,281,904,945,405.69
  5. Step 5: Solve for x
    x = 278,281,904,945,405.69/14,063,520.84
  6. Step 6: Final answer
    x = 19,787,499.03

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.