Home / 10,109,981.80-15,164,972.70-6,283,606.60

Finding the Fourth Proportional to 10,109,981.80, 15,164,972.70 and 6,283,606.60

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Solution

The fourth proportional to 10,109,981.80, 15,164,972.70 and 6,283,606.60 is: 9,425,409.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,109,981.80 : 15,164,972.70 = 6,283,606.60 : x
  2. Step 2: Convert to fraction form
    10,109,981.80/15,164,972.70 = 6,283,606.60/x
  3. Step 3: Cross multiply
    10,109,981.80x = 15,164,972.70 × 6,283,606.60
  4. Step 4: Simplify right side
    10,109,981.80x = 95,290,722,546,539.81
  5. Step 5: Solve for x
    x = 95,290,722,546,539.81/10,109,981.80
  6. Step 6: Final answer
    x = 9,425,409.90

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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.