Home / 17,643,667.40-26,451,504.30-9,665,491.40

Finding the Fourth Proportional to 17,643,667.40, 26,451,504.30 and 9,665,491.40

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Solution

The fourth proportional to 17,643,667.40, 26,451,504.30 and 9,665,491.40 is: 14,490,569.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,643,667.40 : 26,451,504.30 = 9,665,491.40 : x
  2. Step 2: Convert to fraction form
    17,643,667.40/26,451,504.30 = 9,665,491.40/x
  3. Step 3: Cross multiply
    17,643,667.40x = 26,451,504.30 × 9,665,491.40
  4. Step 4: Simplify right side
    17,643,667.40x = 255,666,787,328,713.03
  5. Step 5: Solve for x
    x = 255,666,787,328,713.03/17,643,667.40
  6. Step 6: Final answer
    x = 14,490,569.42

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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.