Home / 9,001,383.73-12,421,986.96-5,134,100.69

Finding the Fourth Proportional to 9,001,383.73, 12,421,986.96 and 5,134,100.69

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Solution

The fourth proportional to 9,001,383.73, 12,421,986.96 and 5,134,100.69 is: 7,085,103.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,001,383.73 : 12,421,986.96 = 5,134,100.69 : x
  2. Step 2: Convert to fraction form
    9,001,383.73/12,421,986.96 = 5,134,100.69/x
  3. Step 3: Cross multiply
    9,001,383.73x = 12,421,986.96 × 5,134,100.69
  4. Step 4: Simplify right side
    9,001,383.73x = 63,775,731,872,814.84
  5. Step 5: Solve for x
    x = 63,775,731,872,814.84/9,001,383.73
  6. Step 6: Final answer
    x = 7,085,103.11

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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.