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Finding the Fourth Proportional to 15,552,059.30, 23,324,978.55 and 7,465,019.30

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Solution

The fourth proportional to 15,552,059.30, 23,324,978.55 and 7,465,019.30 is: 11,196,035.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,552,059.30 : 23,324,978.55 = 7,465,019.30 : x
  2. Step 2: Convert to fraction form
    15,552,059.30/23,324,978.55 = 7,465,019.30/x
  3. Step 3: Cross multiply
    15,552,059.30x = 23,324,978.55 × 7,465,019.30
  4. Step 4: Simplify right side
    15,552,059.30x = 174,121,415,047,836.03
  5. Step 5: Solve for x
    x = 174,121,415,047,836.03/15,552,059.30
  6. Step 6: Final answer
    x = 11,196,035.95

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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.