Home / 9,947,238.09-14,920,856.29-2,758,771.86

Finding the Fourth Proportional to 9,947,238.09, 14,920,856.29 and 2,758,771.86

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Solution

The fourth proportional to 9,947,238.09, 14,920,856.29 and 2,758,771.86 is: 4,138,157.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,947,238.09 : 14,920,856.29 = 2,758,771.86 : x
  2. Step 2: Convert to fraction form
    9,947,238.09/14,920,856.29 = 2,758,771.86/x
  3. Step 3: Cross multiply
    9,947,238.09x = 14,920,856.29 × 2,758,771.86
  4. Step 4: Simplify right side
    9,947,238.09x = 41,163,238,459,955.99
  5. Step 5: Solve for x
    x = 41,163,238,459,955.99/9,947,238.09
  6. Step 6: Final answer
    x = 4,138,157.56

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.