Home / 14,234,426.49-21,347,221.61-5,135,338.57

Finding the Fourth Proportional to 14,234,426.49, 21,347,221.61 and 5,135,338.57

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Solution

The fourth proportional to 14,234,426.49, 21,347,221.61 and 5,135,338.57 is: 7,701,413.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,234,426.49 : 21,347,221.61 = 5,135,338.57 : x
  2. Step 2: Convert to fraction form
    14,234,426.49/21,347,221.61 = 5,135,338.57/x
  3. Step 3: Cross multiply
    14,234,426.49x = 21,347,221.61 × 5,135,338.57
  4. Step 4: Simplify right side
    14,234,426.49x = 109,625,210,496,170.50
  5. Step 5: Solve for x
    x = 109,625,210,496,170.50/14,234,426.49
  6. Step 6: Final answer
    x = 7,701,413.93

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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.