Home / 10,909,996.31-15,065,526.96-10,393,169.94

Finding the Fourth Proportional to 10,909,996.31, 15,065,526.96 and 10,393,169.94

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Solution

The fourth proportional to 10,909,996.31, 15,065,526.96 and 10,393,169.94 is: 14,351,845.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,909,996.31 : 15,065,526.96 = 10,393,169.94 : x
  2. Step 2: Convert to fraction form
    10,909,996.31/15,065,526.96 = 10,393,169.94/x
  3. Step 3: Cross multiply
    10,909,996.31x = 15,065,526.96 × 10,393,169.94
  4. Step 4: Simplify right side
    10,909,996.31x = 156,578,581,930,931.59
  5. Step 5: Solve for x
    x = 156,578,581,930,931.59/10,909,996.31
  6. Step 6: Final answer
    x = 14,351,845.54

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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.