Home / 39,487,622.55-59,231,433.83-12,564,000.15

Finding the Fourth Proportional to 39,487,622.55, 59,231,433.83 and 12,564,000.15

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Solution

The fourth proportional to 39,487,622.55, 59,231,433.83 and 12,564,000.15 is: 18,846,000.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,487,622.55 : 59,231,433.83 = 12,564,000.15 : x
  2. Step 2: Convert to fraction form
    39,487,622.55/59,231,433.83 = 12,564,000.15/x
  3. Step 3: Cross multiply
    39,487,622.55x = 59,231,433.83 × 12,564,000.15
  4. Step 4: Simplify right side
    39,487,622.55x = 744,183,743,462,015.12
  5. Step 5: Solve for x
    x = 744,183,743,462,015.12/39,487,622.55
  6. Step 6: Final answer
    x = 18,846,000.23

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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.