Home / 7,711,668.40-10,642,103.40-4,274,131.36

Finding the Fourth Proportional to 7,711,668.40, 10,642,103.40 and 4,274,131.36

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Solution

The fourth proportional to 7,711,668.40, 10,642,103.40 and 4,274,131.36 is: 5,898,301.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,711,668.40 : 10,642,103.40 = 4,274,131.36 : x
  2. Step 2: Convert to fraction form
    7,711,668.40/10,642,103.40 = 4,274,131.36/x
  3. Step 3: Cross multiply
    7,711,668.40x = 10,642,103.40 × 4,274,131.36
  4. Step 4: Simplify right side
    7,711,668.40x = 45,485,747,878,302.63
  5. Step 5: Solve for x
    x = 45,485,747,878,302.63/7,711,668.40
  6. Step 6: Final answer
    x = 5,898,301.84

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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.