Home / 5,426,343.50-8,133,323.75-2,185,807.61

Finding the Fourth Proportional to 5,426,343.50, 8,133,323.75 and 2,185,807.61

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Solution

The fourth proportional to 5,426,343.50, 8,133,323.75 and 2,185,807.61 is: 3,276,217.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,426,343.50 : 8,133,323.75 = 2,185,807.61 : x
  2. Step 2: Convert to fraction form
    5,426,343.50/8,133,323.75 = 2,185,807.61/x
  3. Step 3: Cross multiply
    5,426,343.50x = 8,133,323.75 × 2,185,807.61
  4. Step 4: Simplify right side
    5,426,343.50x = 17,777,880,949,694.81
  5. Step 5: Solve for x
    x = 17,777,880,949,694.81/5,426,343.50
  6. Step 6: Final answer
    x = 3,276,217.39

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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.