Home / 36,468,818.60-54,628,578.30-18,528,031.40

Finding the Fourth Proportional to 36,468,818.60, 54,628,578.30 and 18,528,031.40

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Solution

The fourth proportional to 36,468,818.60, 54,628,578.30 and 18,528,031.40 is: 27,754,121.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,468,818.60 : 54,628,578.30 = 18,528,031.40 : x
  2. Step 2: Convert to fraction form
    36,468,818.60/54,628,578.30 = 18,528,031.40/x
  3. Step 3: Cross multiply
    36,468,818.60x = 54,628,578.30 × 18,528,031.40
  4. Step 4: Simplify right side
    36,468,818.60x = 1,012,160,014,079,758.50
  5. Step 5: Solve for x
    x = 1,012,160,014,079,758.50/36,468,818.60
  6. Step 6: Final answer
    x = 27,754,121.27

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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.