Home / 16,390,182.80-24,585,274.20-7,887,126.80

Finding the Fourth Proportional to 16,390,182.80, 24,585,274.20 and 7,887,126.80

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Solution

The fourth proportional to 16,390,182.80, 24,585,274.20 and 7,887,126.80 is: 11,830,690.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,390,182.80 : 24,585,274.20 = 7,887,126.80 : x
  2. Step 2: Convert to fraction form
    16,390,182.80/24,585,274.20 = 7,887,126.80/x
  3. Step 3: Cross multiply
    16,390,182.80x = 24,585,274.20 × 7,887,126.80
  4. Step 4: Simplify right side
    16,390,182.80x = 193,907,175,028,168.56
  5. Step 5: Solve for x
    x = 193,907,175,028,168.56/16,390,182.80
  6. Step 6: Final answer
    x = 11,830,690.20

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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.