Home / 10,065,610.80-13,880,927.88-6,765,359.76

Finding the Fourth Proportional to 10,065,610.80, 13,880,927.88 and 6,765,359.76

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Solution

The fourth proportional to 10,065,610.80, 13,880,927.88 and 6,765,359.76 is: 9,329,733.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,065,610.80 : 13,880,927.88 = 6,765,359.76 : x
  2. Step 2: Convert to fraction form
    10,065,610.80/13,880,927.88 = 6,765,359.76/x
  3. Step 3: Cross multiply
    10,065,610.80x = 13,880,927.88 × 6,765,359.76
  4. Step 4: Simplify right side
    10,065,610.80x = 93,909,470,910,814.11
  5. Step 5: Solve for x
    x = 93,909,470,910,814.11/10,065,610.80
  6. Step 6: Final answer
    x = 9,329,733.96

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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.