Home / 7,228,006.40-9,974,961.60-4,326,835.92

Finding the Fourth Proportional to 7,228,006.40, 9,974,961.60 and 4,326,835.92

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Solution

The fourth proportional to 7,228,006.40, 9,974,961.60 and 4,326,835.92 is: 5,971,220.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,228,006.40 : 9,974,961.60 = 4,326,835.92 : x
  2. Step 2: Convert to fraction form
    7,228,006.40/9,974,961.60 = 4,326,835.92/x
  3. Step 3: Cross multiply
    7,228,006.40x = 9,974,961.60 × 4,326,835.92
  4. Step 4: Simplify right side
    7,228,006.40x = 43,160,022,151,500.67
  5. Step 5: Solve for x
    x = 43,160,022,151,500.67/7,228,006.40
  6. Step 6: Final answer
    x = 5,971,220.80

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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.