Home / 15,428,811.56-23,139,675.76-9,198,677

Finding the Fourth Proportional to 15,428,811.56, 23,139,675.76 and 9,198,677

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Solution

The fourth proportional to 15,428,811.56, 23,139,675.76 and 9,198,677 is: 13,795,904.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,428,811.56 : 23,139,675.76 = 9,198,677 : x
  2. Step 2: Convert to fraction form
    15,428,811.56/23,139,675.76 = 9,198,677/x
  3. Step 3: Cross multiply
    15,428,811.56x = 23,139,675.76 × 9,198,677
  4. Step 4: Simplify right side
    15,428,811.56x = 212,854,403,200,969.53
  5. Step 5: Solve for x
    x = 212,854,403,200,969.53/15,428,811.56
  6. Step 6: Final answer
    x = 13,795,904.01

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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.