Home / 9,976,105.86-13,765,856.51-5,624,932.67

Finding the Fourth Proportional to 9,976,105.86, 13,765,856.51 and 5,624,932.67

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Solution

The fourth proportional to 9,976,105.86, 13,765,856.51 and 5,624,932.67 is: 7,761,747.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,976,105.86 : 13,765,856.51 = 5,624,932.67 : x
  2. Step 2: Convert to fraction form
    9,976,105.86/13,765,856.51 = 5,624,932.67/x
  3. Step 3: Cross multiply
    9,976,105.86x = 13,765,856.51 × 5,624,932.67
  4. Step 4: Simplify right side
    9,976,105.86x = 77,432,016,013,631.17
  5. Step 5: Solve for x
    x = 77,432,016,013,631.17/9,976,105.86
  6. Step 6: Final answer
    x = 7,761,747.63

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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.