Home / 8,320,094.48-11,481,510.11-4,649,041.21

Finding the Fourth Proportional to 8,320,094.48, 11,481,510.11 and 4,649,041.21

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Solution

The fourth proportional to 8,320,094.48, 11,481,510.11 and 4,649,041.21 is: 6,415,553.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,320,094.48 : 11,481,510.11 = 4,649,041.21 : x
  2. Step 2: Convert to fraction form
    8,320,094.48/11,481,510.11 = 4,649,041.21/x
  3. Step 3: Cross multiply
    8,320,094.48x = 11,481,510.11 × 4,649,041.21
  4. Step 4: Simplify right side
    8,320,094.48x = 53,378,013,602,472.65
  5. Step 5: Solve for x
    x = 53,378,013,602,472.65/8,320,094.48
  6. Step 6: Final answer
    x = 6,415,553.79

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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.