Home / 11,964,138.30-17,947,323.45-9,271,485.18

Finding the Fourth Proportional to 11,964,138.30, 17,947,323.45 and 9,271,485.18

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Solution

The fourth proportional to 11,964,138.30, 17,947,323.45 and 9,271,485.18 is: 13,908,092.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,964,138.30 : 17,947,323.45 = 9,271,485.18 : x
  2. Step 2: Convert to fraction form
    11,964,138.30/17,947,323.45 = 9,271,485.18/x
  3. Step 3: Cross multiply
    11,964,138.30x = 17,947,323.45 × 9,271,485.18
  4. Step 4: Simplify right side
    11,964,138.30x = 166,398,343,387,341.47
  5. Step 5: Solve for x
    x = 166,398,343,387,341.47/11,964,138.30
  6. Step 6: Final answer
    x = 13,908,092.60

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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.