Home / 6,905,191.87-9,529,205.61-4,006,308.79

Finding the Fourth Proportional to 6,905,191.87, 9,529,205.61 and 4,006,308.79

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Solution

The fourth proportional to 6,905,191.87, 9,529,205.61 and 4,006,308.79 is: 5,528,729.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,905,191.87 : 9,529,205.61 = 4,006,308.79 : x
  2. Step 2: Convert to fraction form
    6,905,191.87/9,529,205.61 = 4,006,308.79/x
  3. Step 3: Cross multiply
    6,905,191.87x = 9,529,205.61 × 4,006,308.79
  4. Step 4: Simplify right side
    6,905,191.87x = 38,176,940,197,060.31
  5. Step 5: Solve for x
    x = 38,176,940,197,060.31/6,905,191.87
  6. Step 6: Final answer
    x = 5,528,729.82

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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.