Home / 20,733,599.24-28,618,057.80-12,034,574.40

Finding the Fourth Proportional to 20,733,599.24, 28,618,057.80 and 12,034,574.40

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Solution

The fourth proportional to 20,733,599.24, 28,618,057.80 and 12,034,574.40 is: 16,611,015.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,733,599.24 : 28,618,057.80 = 12,034,574.40 : x
  2. Step 2: Convert to fraction form
    20,733,599.24/28,618,057.80 = 12,034,574.40/x
  3. Step 3: Cross multiply
    20,733,599.24x = 28,618,057.80 × 12,034,574.40
  4. Step 4: Simplify right side
    20,733,599.24x = 344,406,145,777,600.31
  5. Step 5: Solve for x
    x = 344,406,145,777,600.31/20,733,599.24
  6. Step 6: Final answer
    x = 16,611,015.86

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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.