Home / 14,309,620.78-19,745,483.15-9,673,493.03

Finding the Fourth Proportional to 14,309,620.78, 19,745,483.15 and 9,673,493.03

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Solution

The fourth proportional to 14,309,620.78, 19,745,483.15 and 9,673,493.03 is: 13,348,207.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,309,620.78 : 19,745,483.15 = 9,673,493.03 : x
  2. Step 2: Convert to fraction form
    14,309,620.78/19,745,483.15 = 9,673,493.03/x
  3. Step 3: Cross multiply
    14,309,620.78x = 19,745,483.15 × 9,673,493.03
  4. Step 4: Simplify right side
    14,309,620.78x = 191,007,793,626,503.69
  5. Step 5: Solve for x
    x = 191,007,793,626,503.69/14,309,620.78
  6. Step 6: Final answer
    x = 13,348,207.94

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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.