Home / 10,349,391.30-15,552,080.55-9,117,672.90

Finding the Fourth Proportional to 10,349,391.30, 15,552,080.55 and 9,117,672.90

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Solution

The fourth proportional to 10,349,391.30, 15,552,080.55 and 9,117,672.90 is: 13,701,171.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,349,391.30 : 15,552,080.55 = 9,117,672.90 : x
  2. Step 2: Convert to fraction form
    10,349,391.30/15,552,080.55 = 9,117,672.90/x
  3. Step 3: Cross multiply
    10,349,391.30x = 15,552,080.55 × 9,117,672.90
  4. Step 4: Simplify right side
    10,349,391.30x = 141,798,783,369,352.09
  5. Step 5: Solve for x
    x = 141,798,783,369,352.09/10,349,391.30
  6. Step 6: Final answer
    x = 13,701,171.33

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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.