Home / 7,642,624.28-11,459,540.54-4,571,682.62

Finding the Fourth Proportional to 7,642,624.28, 11,459,540.54 and 4,571,682.62

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Solution

The fourth proportional to 7,642,624.28, 11,459,540.54 and 4,571,682.62 is: 6,854,894.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,642,624.28 : 11,459,540.54 = 4,571,682.62 : x
  2. Step 2: Convert to fraction form
    7,642,624.28/11,459,540.54 = 4,571,682.62/x
  3. Step 3: Cross multiply
    7,642,624.28x = 11,459,540.54 × 4,571,682.62
  4. Step 4: Simplify right side
    7,642,624.28x = 52,389,382,319,903.41
  5. Step 5: Solve for x
    x = 52,389,382,319,903.41/7,642,624.28
  6. Step 6: Final answer
    x = 6,854,894.39

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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.