Home / 18,163,541.20-27,232,870.20-8,583,509.20

Finding the Fourth Proportional to 18,163,541.20, 27,232,870.20 and 8,583,509.20

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Solution

The fourth proportional to 18,163,541.20, 27,232,870.20 and 8,583,509.20 is: 12,869,384.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,163,541.20 : 27,232,870.20 = 8,583,509.20 : x
  2. Step 2: Convert to fraction form
    18,163,541.20/27,232,870.20 = 8,583,509.20/x
  3. Step 3: Cross multiply
    18,163,541.20x = 27,232,870.20 × 8,583,509.20
  4. Step 4: Simplify right side
    18,163,541.20x = 233,753,591,904,105.81
  5. Step 5: Solve for x
    x = 233,753,591,904,105.81/18,163,541.20
  6. Step 6: Final answer
    x = 12,869,384.30

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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.