Home / 28,868,513.28-43,297,536.96-11,596,018.56

Finding the Fourth Proportional to 28,868,513.28, 43,297,536.96 and 11,596,018.56

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Solution

The fourth proportional to 28,868,513.28, 43,297,536.96 and 11,596,018.56 is: 17,391,925.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,868,513.28 : 43,297,536.96 = 11,596,018.56 : x
  2. Step 2: Convert to fraction form
    28,868,513.28/43,297,536.96 = 11,596,018.56/x
  3. Step 3: Cross multiply
    28,868,513.28x = 43,297,536.96 × 11,596,018.56
  4. Step 4: Simplify right side
    28,868,513.28x = 502,079,042,190,446
  5. Step 5: Solve for x
    x = 502,079,042,190,446/28,868,513.28
  6. Step 6: Final answer
    x = 17,391,925.84

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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.