Home / 31,651,119.28-47,470,035.83-8,926,702.12

Finding the Fourth Proportional to 31,651,119.28, 47,470,035.83 and 8,926,702.12

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Solution

The fourth proportional to 31,651,119.28, 47,470,035.83 and 8,926,702.12 is: 13,388,179.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,651,119.28 : 47,470,035.83 = 8,926,702.12 : x
  2. Step 2: Convert to fraction form
    31,651,119.28/47,470,035.83 = 8,926,702.12/x
  3. Step 3: Cross multiply
    31,651,119.28x = 47,470,035.83 × 8,926,702.12
  4. Step 4: Simplify right side
    31,651,119.28x = 423,750,869,628,480.81
  5. Step 5: Solve for x
    x = 423,750,869,628,480.81/31,651,119.28
  6. Step 6: Final answer
    x = 13,388,179.60

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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.