Home / 16,391,113.80-24,605,333.10-9,663,318.60

Finding the Fourth Proportional to 16,391,113.80, 24,605,333.10 and 9,663,318.60

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Solution

The fourth proportional to 16,391,113.80, 24,605,333.10 and 9,663,318.60 is: 14,505,980.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,391,113.80 : 24,605,333.10 = 9,663,318.60 : x
  2. Step 2: Convert to fraction form
    16,391,113.80/24,605,333.10 = 9,663,318.60/x
  3. Step 3: Cross multiply
    16,391,113.80x = 24,605,333.10 × 9,663,318.60
  4. Step 4: Simplify right side
    16,391,113.80x = 237,769,173,004,425.66
  5. Step 5: Solve for x
    x = 237,769,173,004,425.66/16,391,113.80
  6. Step 6: Final answer
    x = 14,505,980.25

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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.