Home / 30,160,540.80-45,242,560.80-8,596,720.80

Finding the Fourth Proportional to 30,160,540.80, 45,242,560.80 and 8,596,720.80

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Solution

The fourth proportional to 30,160,540.80, 45,242,560.80 and 8,596,720.80 is: 12,895,579.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,160,540.80 : 45,242,560.80 = 8,596,720.80 : x
  2. Step 2: Convert to fraction form
    30,160,540.80/45,242,560.80 = 8,596,720.80/x
  3. Step 3: Cross multiply
    30,160,540.80x = 45,242,560.80 × 8,596,720.80
  4. Step 4: Simplify right side
    30,160,540.80x = 388,937,663,474,624.62
  5. Step 5: Solve for x
    x = 388,937,663,474,624.62/30,160,540.80
  6. Step 6: Final answer
    x = 12,895,579.89

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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.