Home / 12,203,513.80-16,841,055.74-6,697,400.96

Finding the Fourth Proportional to 12,203,513.80, 16,841,055.74 and 6,697,400.96

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Solution

The fourth proportional to 12,203,513.80, 16,841,055.74 and 6,697,400.96 is: 9,242,526.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,203,513.80 : 16,841,055.74 = 6,697,400.96 : x
  2. Step 2: Convert to fraction form
    12,203,513.80/16,841,055.74 = 6,697,400.96/x
  3. Step 3: Cross multiply
    12,203,513.80x = 16,841,055.74 × 6,697,400.96
  4. Step 4: Simplify right side
    12,203,513.80x = 112,791,302,889,105.14
  5. Step 5: Solve for x
    x = 112,791,302,889,105.14/12,203,513.80
  6. Step 6: Final answer
    x = 9,242,526.76

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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.