Home / 18,517,367.60-27,776,051.40-16,632,465.20

Finding the Fourth Proportional to 18,517,367.60, 27,776,051.40 and 16,632,465.20

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Solution

The fourth proportional to 18,517,367.60, 27,776,051.40 and 16,632,465.20 is: 24,948,697.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,517,367.60 : 27,776,051.40 = 16,632,465.20 : x
  2. Step 2: Convert to fraction form
    18,517,367.60/27,776,051.40 = 16,632,465.20/x
  3. Step 3: Cross multiply
    18,517,367.60x = 27,776,051.40 × 16,632,465.20
  4. Step 4: Simplify right side
    18,517,367.60x = 461,984,208,303,911.25
  5. Step 5: Solve for x
    x = 461,984,208,303,911.25/18,517,367.60
  6. Step 6: Final answer
    x = 24,948,697.80

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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.