Home / 10,603,086.05-14,633,446.36-6,419,077.12

Finding the Fourth Proportional to 10,603,086.05, 14,633,446.36 and 6,419,077.12

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Solution

The fourth proportional to 10,603,086.05, 14,633,446.36 and 6,419,077.12 is: 8,859,045.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,603,086.05 : 14,633,446.36 = 6,419,077.12 : x
  2. Step 2: Convert to fraction form
    10,603,086.05/14,633,446.36 = 6,419,077.12/x
  3. Step 3: Cross multiply
    10,603,086.05x = 14,633,446.36 × 6,419,077.12
  4. Step 4: Simplify right side
    10,603,086.05x = 93,933,220,630,139.58
  5. Step 5: Solve for x
    x = 93,933,220,630,139.58/10,603,086.05
  6. Step 6: Final answer
    x = 8,859,045.40

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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.