Home / 8,968,001.28-12,372,608.16-6,903,648

Finding the Fourth Proportional to 8,968,001.28, 12,372,608.16 and 6,903,648

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Solution

The fourth proportional to 8,968,001.28, 12,372,608.16 and 6,903,648 is: 9,524,544.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,968,001.28 : 12,372,608.16 = 6,903,648 : x
  2. Step 2: Convert to fraction form
    8,968,001.28/12,372,608.16 = 6,903,648/x
  3. Step 3: Cross multiply
    8,968,001.28x = 12,372,608.16 × 6,903,648
  4. Step 4: Simplify right side
    8,968,001.28x = 85,416,131,578,567.69
  5. Step 5: Solve for x
    x = 85,416,131,578,567.69/8,968,001.28
  6. Step 6: Final answer
    x = 9,524,544.98

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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.