Home / 13,807,668.83-20,711,500.81-13,117,256.96

Finding the Fourth Proportional to 13,807,668.83, 20,711,500.81 and 13,117,256.96

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Solution

The fourth proportional to 13,807,668.83, 20,711,500.81 and 13,117,256.96 is: 19,675,883.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,807,668.83 : 20,711,500.81 = 13,117,256.96 : x
  2. Step 2: Convert to fraction form
    13,807,668.83/20,711,500.81 = 13,117,256.96/x
  3. Step 3: Cross multiply
    13,807,668.83x = 20,711,500.81 × 13,117,256.96
  4. Step 4: Simplify right side
    13,807,668.83x = 271,678,078,015,667.50
  5. Step 5: Solve for x
    x = 271,678,078,015,667.50/13,807,668.83
  6. Step 6: Final answer
    x = 19,675,883.12

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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.