Home / 9,731,042.33-13,428,602.01-5,380,016.76

Finding the Fourth Proportional to 9,731,042.33, 13,428,602.01 and 5,380,016.76

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Solution

The fourth proportional to 9,731,042.33, 13,428,602.01 and 5,380,016.76 is: 7,424,292.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,731,042.33 : 13,428,602.01 = 5,380,016.76 : x
  2. Step 2: Convert to fraction form
    9,731,042.33/13,428,602.01 = 5,380,016.76/x
  3. Step 3: Cross multiply
    9,731,042.33x = 13,428,602.01 × 5,380,016.76
  4. Step 4: Simplify right side
    9,731,042.33x = 72,246,103,877,169.69
  5. Step 5: Solve for x
    x = 72,246,103,877,169.69/9,731,042.33
  6. Step 6: Final answer
    x = 7,424,292.43

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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.