Home / 7,628,729.16-10,527,650.10-4,191,191.58

Finding the Fourth Proportional to 7,628,729.16, 10,527,650.10 and 4,191,191.58

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Solution

The fourth proportional to 7,628,729.16, 10,527,650.10 and 4,191,191.58 is: 5,783,846.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,628,729.16 : 10,527,650.10 = 4,191,191.58 : x
  2. Step 2: Convert to fraction form
    7,628,729.16/10,527,650.10 = 4,191,191.58/x
  3. Step 3: Cross multiply
    7,628,729.16x = 10,527,650.10 × 4,191,191.58
  4. Step 4: Simplify right side
    7,628,729.16x = 44,123,398,456,306.16
  5. Step 5: Solve for x
    x = 44,123,398,456,306.16/7,628,729.16
  6. Step 6: Final answer
    x = 5,783,846.50

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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.