Home / 30,865,892.41-46,294,331.72-9,000,395.96

Finding the Fourth Proportional to 30,865,892.41, 46,294,331.72 and 9,000,395.96

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Solution

The fourth proportional to 30,865,892.41, 46,294,331.72 and 9,000,395.96 is: 13,499,279.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,865,892.41 : 46,294,331.72 = 9,000,395.96 : x
  2. Step 2: Convert to fraction form
    30,865,892.41/46,294,331.72 = 9,000,395.96/x
  3. Step 3: Cross multiply
    30,865,892.41x = 46,294,331.72 × 9,000,395.96
  4. Step 4: Simplify right side
    30,865,892.41x = 416,667,315,907,114.25
  5. Step 5: Solve for x
    x = 416,667,315,907,114.25/30,865,892.41
  6. Step 6: Final answer
    x = 13,499,279.74

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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.