Home / 11,903,523.76-16,425,812.10-6,605,351.56

Finding the Fourth Proportional to 11,903,523.76, 16,425,812.10 and 6,605,351.56

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Solution

The fourth proportional to 11,903,523.76, 16,425,812.10 and 6,605,351.56 is: 9,114,802.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,903,523.76 : 16,425,812.10 = 6,605,351.56 : x
  2. Step 2: Convert to fraction form
    11,903,523.76/16,425,812.10 = 6,605,351.56/x
  3. Step 3: Cross multiply
    11,903,523.76x = 16,425,812.10 × 6,605,351.56
  4. Step 4: Simplify right side
    11,903,523.76x = 108,498,263,579,001.86
  5. Step 5: Solve for x
    x = 108,498,263,579,001.86/11,903,523.76
  6. Step 6: Final answer
    x = 9,114,802.12

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1.5x scale

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.