Home / 12,710,824.27-17,540,812.88-6,909,260.83

Finding the Fourth Proportional to 12,710,824.27, 17,540,812.88 and 6,909,260.83

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Solution

The fourth proportional to 12,710,824.27, 17,540,812.88 and 6,909,260.83 is: 9,534,712.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,710,824.27 : 17,540,812.88 = 6,909,260.83 : x
  2. Step 2: Convert to fraction form
    12,710,824.27/17,540,812.88 = 6,909,260.83/x
  3. Step 3: Cross multiply
    12,710,824.27x = 17,540,812.88 × 6,909,260.83
  4. Step 4: Simplify right side
    12,710,824.27x = 121,194,051,305,654.88
  5. Step 5: Solve for x
    x = 121,194,051,305,654.88/12,710,824.27
  6. Step 6: Final answer
    x = 9,534,712.21

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1.5x scale

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.