Home / 10,678,935.84-16,018,234.08-2,591,978.40

Finding the Fourth Proportional to 10,678,935.84, 16,018,234.08 and 2,591,978.40

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Solution

The fourth proportional to 10,678,935.84, 16,018,234.08 and 2,591,978.40 is: 3,887,926.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,678,935.84 : 16,018,234.08 = 2,591,978.40 : x
  2. Step 2: Convert to fraction form
    10,678,935.84/16,018,234.08 = 2,591,978.40/x
  3. Step 3: Cross multiply
    10,678,935.84x = 16,018,234.08 × 2,591,978.40
  4. Step 4: Simplify right side
    10,678,935.84x = 41,518,916,741,503.87
  5. Step 5: Solve for x
    x = 41,518,916,741,503.87/10,678,935.84
  6. Step 6: Final answer
    x = 3,887,926.42

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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.