Home / 10,678,936.59-16,018,235.21-2,591,979.15

Finding the Fourth Proportional to 10,678,936.59, 16,018,235.21 and 2,591,979.15

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Solution

The fourth proportional to 10,678,936.59, 16,018,235.21 and 2,591,979.15 is: 3,887,927.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,678,936.59 : 16,018,235.21 = 2,591,979.15 : x
  2. Step 2: Convert to fraction form
    10,678,936.59/16,018,235.21 = 2,591,979.15/x
  3. Step 3: Cross multiply
    10,678,936.59x = 16,018,235.21 × 2,591,979.15
  4. Step 4: Simplify right side
    10,678,936.59x = 41,518,931,671,155.98
  5. Step 5: Solve for x
    x = 41,518,931,671,155.98/10,678,936.59
  6. Step 6: Final answer
    x = 3,887,927.54

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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.