Home / 26,389,980.11-36,396,580.95-18,575,361.63

Finding the Fourth Proportional to 26,389,980.11, 36,396,580.95 and 18,575,361.63

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Solution

The fourth proportional to 26,389,980.11, 36,396,580.95 and 18,575,361.63 is: 25,618,801.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,389,980.11 : 36,396,580.95 = 18,575,361.63 : x
  2. Step 2: Convert to fraction form
    26,389,980.11/36,396,580.95 = 18,575,361.63/x
  3. Step 3: Cross multiply
    26,389,980.11x = 36,396,580.95 × 18,575,361.63
  4. Step 4: Simplify right side
    26,389,980.11x = 676,079,653,241,819
  5. Step 5: Solve for x
    x = 676,079,653,241,819/26,389,980.11
  6. Step 6: Final answer
    x = 25,618,801.17

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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.