Home / 7,258,857.40-10,895,852.61-3,218,182.86

Finding the Fourth Proportional to 7,258,857.40, 10,895,852.61 and 3,218,182.86

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Solution

The fourth proportional to 7,258,857.40, 10,895,852.61 and 3,218,182.86 is: 4,830,628.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,258,857.40 : 10,895,852.61 = 3,218,182.86 : x
  2. Step 2: Convert to fraction form
    7,258,857.40/10,895,852.61 = 3,218,182.86/x
  3. Step 3: Cross multiply
    7,258,857.40x = 10,895,852.61 × 3,218,182.86
  4. Step 4: Simplify right side
    7,258,857.40x = 35,064,846,114,588.26
  5. Step 5: Solve for x
    x = 35,064,846,114,588.26/7,258,857.40
  6. Step 6: Final answer
    x = 4,830,628.87

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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.