Home / 40,883,336.80-61,331,130-13,208,006.88

Finding the Fourth Proportional to 40,883,336.80, 61,331,130 and 13,208,006.88

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Solution

The fourth proportional to 40,883,336.80, 61,331,130 and 13,208,006.88 is: 19,813,989.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,883,336.80 : 61,331,130 = 13,208,006.88 : x
  2. Step 2: Convert to fraction form
    40,883,336.80/61,331,130 = 13,208,006.88/x
  3. Step 3: Cross multiply
    40,883,336.80x = 61,331,130 × 13,208,006.88
  4. Step 4: Simplify right side
    40,883,336.80x = 810,061,986,998,174.50
  5. Step 5: Solve for x
    x = 810,061,986,998,174.50/40,883,336.80
  6. Step 6: Final answer
    x = 19,813,989.03

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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.