Home / 14,133,085.40-21,199,628.10-9,290,329.29

Finding the Fourth Proportional to 14,133,085.40, 21,199,628.10 and 9,290,329.29

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Solution

The fourth proportional to 14,133,085.40, 21,199,628.10 and 9,290,329.29 is: 13,935,493.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,133,085.40 : 21,199,628.10 = 9,290,329.29 : x
  2. Step 2: Convert to fraction form
    14,133,085.40/21,199,628.10 = 9,290,329.29/x
  3. Step 3: Cross multiply
    14,133,085.40x = 21,199,628.10 × 9,290,329.29
  4. Step 4: Simplify right side
    14,133,085.40x = 196,951,525,874,537.03
  5. Step 5: Solve for x
    x = 196,951,525,874,537.03/14,133,085.40
  6. Step 6: Final answer
    x = 13,935,493.94

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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.