Home / 10,699,892.40-14,765,935.24-6,288,433.64

Finding the Fourth Proportional to 10,699,892.40, 14,765,935.24 and 6,288,433.64

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Solution

The fourth proportional to 10,699,892.40, 14,765,935.24 and 6,288,433.64 is: 8,678,087.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,699,892.40 : 14,765,935.24 = 6,288,433.64 : x
  2. Step 2: Convert to fraction form
    10,699,892.40/14,765,935.24 = 6,288,433.64/x
  3. Step 3: Cross multiply
    10,699,892.40x = 14,765,935.24 × 6,288,433.64
  4. Step 4: Simplify right side
    10,699,892.40x = 92,854,603,889,277.47
  5. Step 5: Solve for x
    x = 92,854,603,889,277.47/10,699,892.40
  6. Step 6: Final answer
    x = 8,678,087.63

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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.