Home / 20,852,598.30-31,281,849.90-6,474,166.80

Finding the Fourth Proportional to 20,852,598.30, 31,281,849.90 and 6,474,166.80

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Solution

The fourth proportional to 20,852,598.30, 31,281,849.90 and 6,474,166.80 is: 9,712,166.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,852,598.30 : 31,281,849.90 = 6,474,166.80 : x
  2. Step 2: Convert to fraction form
    20,852,598.30/31,281,849.90 = 6,474,166.80/x
  3. Step 3: Cross multiply
    20,852,598.30x = 31,281,849.90 × 6,474,166.80
  4. Step 4: Simplify right side
    20,852,598.30x = 202,523,914,065,163.31
  5. Step 5: Solve for x
    x = 202,523,914,065,163.31/20,852,598.30
  6. Step 6: Final answer
    x = 9,712,166.86

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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.