Home / 12,624,456.57-17,421,401.58-7,117,783.31

Finding the Fourth Proportional to 12,624,456.57, 17,421,401.58 and 7,117,783.31

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Solution

The fourth proportional to 12,624,456.57, 17,421,401.58 and 7,117,783.31 is: 9,822,344.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,624,456.57 : 17,421,401.58 = 7,117,783.31 : x
  2. Step 2: Convert to fraction form
    12,624,456.57/17,421,401.58 = 7,117,783.31/x
  3. Step 3: Cross multiply
    12,624,456.57x = 17,421,401.58 × 7,117,783.31
  4. Step 4: Simplify right side
    12,624,456.57x = 124,001,761,315,824.61
  5. Step 5: Solve for x
    x = 124,001,761,315,824.61/12,624,456.57
  6. Step 6: Final answer
    x = 9,822,344.48

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.