Home / 30,160,172.80-45,242,008.80-8,596,352.80

Finding the Fourth Proportional to 30,160,172.80, 45,242,008.80 and 8,596,352.80

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Solution

The fourth proportional to 30,160,172.80, 45,242,008.80 and 8,596,352.80 is: 12,895,027.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,160,172.80 : 45,242,008.80 = 8,596,352.80 : x
  2. Step 2: Convert to fraction form
    30,160,172.80/45,242,008.80 = 8,596,352.80/x
  3. Step 3: Cross multiply
    30,160,172.80x = 45,242,008.80 × 8,596,352.80
  4. Step 4: Simplify right side
    30,160,172.80x = 388,916,269,025,504.62
  5. Step 5: Solve for x
    x = 388,916,269,025,504.62/30,160,172.80
  6. Step 6: Final answer
    x = 12,895,027.88

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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.