Home / 11,460,629.12-15,838,350.80-9,392,383.22

Finding the Fourth Proportional to 11,460,629.12, 15,838,350.80 and 9,392,383.22

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Solution

The fourth proportional to 11,460,629.12, 15,838,350.80 and 9,392,383.22 is: 12,980,078.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,460,629.12 : 15,838,350.80 = 9,392,383.22 : x
  2. Step 2: Convert to fraction form
    11,460,629.12/15,838,350.80 = 9,392,383.22/x
  3. Step 3: Cross multiply
    11,460,629.12x = 15,838,350.80 × 9,392,383.22
  4. Step 4: Simplify right side
    11,460,629.12x = 148,759,860,160,239.91
  5. Step 5: Solve for x
    x = 148,759,860,160,239.91/11,460,629.12
  6. Step 6: Final answer
    x = 12,980,078.03

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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.