Home / 11,838,996-16,337,931.12-6,406,604.64

Finding the Fourth Proportional to 11,838,996, 16,337,931.12 and 6,406,604.64

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Solution

The fourth proportional to 11,838,996, 16,337,931.12 and 6,406,604.64 is: 8,841,177.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,838,996 : 16,337,931.12 = 6,406,604.64 : x
  2. Step 2: Convert to fraction form
    11,838,996/16,337,931.12 = 6,406,604.64/x
  3. Step 3: Cross multiply
    11,838,996x = 16,337,931.12 × 6,406,604.64
  4. Step 4: Simplify right side
    11,838,996x = 104,670,665,321,392.39
  5. Step 5: Solve for x
    x = 104,670,665,321,392.39/11,838,996
  6. Step 6: Final answer
    x = 8,841,177.52

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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.