Home / 30,812,306.24-42,520,462.96-17,060,975.12

Finding the Fourth Proportional to 30,812,306.24, 42,520,462.96 and 17,060,975.12

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Solution

The fourth proportional to 30,812,306.24, 42,520,462.96 and 17,060,975.12 is: 23,543,857.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,812,306.24 : 42,520,462.96 = 17,060,975.12 : x
  2. Step 2: Convert to fraction form
    30,812,306.24/42,520,462.96 = 17,060,975.12/x
  3. Step 3: Cross multiply
    30,812,306.24x = 42,520,462.96 × 17,060,975.12
  4. Step 4: Simplify right side
    30,812,306.24x = 725,440,560,651,441.62
  5. Step 5: Solve for x
    x = 725,440,560,651,441.62/30,812,306.24
  6. Step 6: Final answer
    x = 23,543,857.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.