Home / 11,667,540.48-16,101,206.28-6,440,550

Finding the Fourth Proportional to 11,667,540.48, 16,101,206.28 and 6,440,550

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Solution

The fourth proportional to 11,667,540.48, 16,101,206.28 and 6,440,550 is: 8,887,959.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,667,540.48 : 16,101,206.28 = 6,440,550 : x
  2. Step 2: Convert to fraction form
    11,667,540.48/16,101,206.28 = 6,440,550/x
  3. Step 3: Cross multiply
    11,667,540.48x = 16,101,206.28 × 6,440,550
  4. Step 4: Simplify right side
    11,667,540.48x = 103,700,624,106,654
  5. Step 5: Solve for x
    x = 103,700,624,106,654/11,667,540.48
  6. Step 6: Final answer
    x = 8,887,959.23

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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.