Home / 16,447,829.48-22,700,380.04-9,477,172.47

Finding the Fourth Proportional to 16,447,829.48, 22,700,380.04 and 9,477,172.47

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Solution

The fourth proportional to 16,447,829.48, 22,700,380.04 and 9,477,172.47 is: 13,079,866.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,447,829.48 : 22,700,380.04 = 9,477,172.47 : x
  2. Step 2: Convert to fraction form
    16,447,829.48/22,700,380.04 = 9,477,172.47/x
  3. Step 3: Cross multiply
    16,447,829.48x = 22,700,380.04 × 9,477,172.47
  4. Step 4: Simplify right side
    16,447,829.48x = 215,135,416,726,239.66
  5. Step 5: Solve for x
    x = 215,135,416,726,239.66/16,447,829.48
  6. Step 6: Final answer
    x = 13,079,866.68

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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.