Home / 13,729,683.60-18,946,536.53-7,534,571.00

Finding the Fourth Proportional to 13,729,683.60, 18,946,536.53 and 7,534,571.00

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Solution

The fourth proportional to 13,729,683.60, 18,946,536.53 and 7,534,571.00 is: 10,397,473.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,729,683.60 : 18,946,536.53 = 7,534,571.00 : x
  2. Step 2: Convert to fraction form
    13,729,683.60/18,946,536.53 = 7,534,571.00/x
  3. Step 3: Cross multiply
    13,729,683.60x = 18,946,536.53 × 7,534,571.00
  4. Step 4: Simplify right side
    13,729,683.60x = 142,754,024,556,973.09
  5. Step 5: Solve for x
    x = 142,754,024,556,973.09/13,729,683.60
  6. Step 6: Final answer
    x = 10,397,473.73

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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.