Home / 8,678,868.02-13,019,176.82-2,289,562.10

Finding the Fourth Proportional to 8,678,868.02, 13,019,176.82 and 2,289,562.10

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Solution

The fourth proportional to 8,678,868.02, 13,019,176.82 and 2,289,562.10 is: 3,434,573.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,678,868.02 : 13,019,176.82 = 2,289,562.10 : x
  2. Step 2: Convert to fraction form
    8,678,868.02/13,019,176.82 = 2,289,562.10/x
  3. Step 3: Cross multiply
    8,678,868.02x = 13,019,176.82 × 2,289,562.10
  4. Step 4: Simplify right side
    8,678,868.02x = 29,808,213,760,898.55
  5. Step 5: Solve for x
    x = 29,808,213,760,898.55/8,678,868.02
  6. Step 6: Final answer
    x = 3,434,573.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.