Home / 12,484,724.40-18,727,086.60-3,509,276.40

Finding the Fourth Proportional to 12,484,724.40, 18,727,086.60 and 3,509,276.40

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Solution

The fourth proportional to 12,484,724.40, 18,727,086.60 and 3,509,276.40 is: 5,263,914.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,484,724.40 : 18,727,086.60 = 3,509,276.40 : x
  2. Step 2: Convert to fraction form
    12,484,724.40/18,727,086.60 = 3,509,276.40/x
  3. Step 3: Cross multiply
    12,484,724.40x = 18,727,086.60 × 3,509,276.40
  4. Step 4: Simplify right side
    12,484,724.40x = 65,718,523,046,136.24
  5. Step 5: Solve for x
    x = 65,718,523,046,136.24/12,484,724.40
  6. Step 6: Final answer
    x = 5,263,914.60

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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.