Home / 48,271,912.80-72,407,869.20-27,864,578.40

Finding the Fourth Proportional to 48,271,912.80, 72,407,869.20 and 27,864,578.40

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Solution

The fourth proportional to 48,271,912.80, 72,407,869.20 and 27,864,578.40 is: 41,796,867.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,271,912.80 : 72,407,869.20 = 27,864,578.40 : x
  2. Step 2: Convert to fraction form
    48,271,912.80/72,407,869.20 = 27,864,578.40/x
  3. Step 3: Cross multiply
    48,271,912.80x = 72,407,869.20 × 27,864,578.40
  4. Step 4: Simplify right side
    48,271,912.80x = 2,017,614,748,100,345.25
  5. Step 5: Solve for x
    x = 2,017,614,748,100,345.25/48,271,912.80
  6. Step 6: Final answer
    x = 41,796,867.60

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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.