Home / 18,782,662.52-25,920,715.04-10,523,073.08

Finding the Fourth Proportional to 18,782,662.52, 25,920,715.04 and 10,523,073.08

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Solution

The fourth proportional to 18,782,662.52, 25,920,715.04 and 10,523,073.08 is: 14,522,199.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,782,662.52 : 25,920,715.04 = 10,523,073.08 : x
  2. Step 2: Convert to fraction form
    18,782,662.52/25,920,715.04 = 10,523,073.08/x
  3. Step 3: Cross multiply
    18,782,662.52x = 25,920,715.04 × 10,523,073.08
  4. Step 4: Simplify right side
    18,782,662.52x = 272,765,578,651,775.12
  5. Step 5: Solve for x
    x = 272,765,578,651,775.12/18,782,662.52
  6. Step 6: Final answer
    x = 14,522,199.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.