Home / 6,145,125.80-9,217,688.70-4,231,938.20

Finding the Fourth Proportional to 6,145,125.80, 9,217,688.70 and 4,231,938.20

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Solution

The fourth proportional to 6,145,125.80, 9,217,688.70 and 4,231,938.20 is: 6,347,907.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,145,125.80 : 9,217,688.70 = 4,231,938.20 : x
  2. Step 2: Convert to fraction form
    6,145,125.80/9,217,688.70 = 4,231,938.20/x
  3. Step 3: Cross multiply
    6,145,125.80x = 9,217,688.70 × 4,231,938.20
  4. Step 4: Simplify right side
    6,145,125.80x = 39,008,688,925,238.34
  5. Step 5: Solve for x
    x = 39,008,688,925,238.34/6,145,125.80
  6. Step 6: Final answer
    x = 6,347,907.30

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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.