Home / 10,678,937.34-16,018,236.33-2,591,979.90

Finding the Fourth Proportional to 10,678,937.34, 16,018,236.33 and 2,591,979.90

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Solution

The fourth proportional to 10,678,937.34, 16,018,236.33 and 2,591,979.90 is: 3,887,928.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,678,937.34 : 16,018,236.33 = 2,591,979.90 : x
  2. Step 2: Convert to fraction form
    10,678,937.34/16,018,236.33 = 2,591,979.90/x
  3. Step 3: Cross multiply
    10,678,937.34x = 16,018,236.33 × 2,591,979.90
  4. Step 4: Simplify right side
    10,678,937.34x = 41,518,946,600,809.77
  5. Step 5: Solve for x
    x = 41,518,946,600,809.77/10,678,937.34
  6. Step 6: Final answer
    x = 3,887,928.67

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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.