Home / 14,234,688.68-21,347,616.87-5,135,603.45

Finding the Fourth Proportional to 14,234,688.68, 21,347,616.87 and 5,135,603.45

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Solution

The fourth proportional to 14,234,688.68, 21,347,616.87 and 5,135,603.45 is: 7,701,811.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,234,688.68 : 21,347,616.87 = 5,135,603.45 : x
  2. Step 2: Convert to fraction form
    14,234,688.68/21,347,616.87 = 5,135,603.45/x
  3. Step 3: Cross multiply
    14,234,688.68x = 21,347,616.87 × 5,135,603.45
  4. Step 4: Simplify right side
    14,234,688.68x = 109,632,894,846,850.20
  5. Step 5: Solve for x
    x = 109,632,894,846,850.20/14,234,688.68
  6. Step 6: Final answer
    x = 7,701,811.91

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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.