Home / 34,243,221.76-47,253,023.04-19,556,860.48

Finding the Fourth Proportional to 34,243,221.76, 47,253,023.04 and 19,556,860.48

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Solution

The fourth proportional to 34,243,221.76, 47,253,023.04 and 19,556,860.48 is: 26,986,969.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,243,221.76 : 47,253,023.04 = 19,556,860.48 : x
  2. Step 2: Convert to fraction form
    34,243,221.76/47,253,023.04 = 19,556,860.48/x
  3. Step 3: Cross multiply
    34,243,221.76x = 47,253,023.04 × 19,556,860.48
  4. Step 4: Simplify right side
    34,243,221.76x = 924,120,778,851,505.50
  5. Step 5: Solve for x
    x = 924,120,778,851,505.50/34,243,221.76
  6. Step 6: Final answer
    x = 26,986,969.43

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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.