Home / 7,625,966.50-11,438,939.22-1,946,190.70

Finding the Fourth Proportional to 7,625,966.50, 11,438,939.22 and 1,946,190.70

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Solution

The fourth proportional to 7,625,966.50, 11,438,939.22 and 1,946,190.70 is: 2,919,283.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,625,966.50 : 11,438,939.22 = 1,946,190.70 : x
  2. Step 2: Convert to fraction form
    7,625,966.50/11,438,939.22 = 1,946,190.70/x
  3. Step 3: Cross multiply
    7,625,966.50x = 11,438,939.22 × 1,946,190.70
  4. Step 4: Simplify right side
    7,625,966.50x = 22,262,357,127,829.25
  5. Step 5: Solve for x
    x = 22,262,357,127,829.25/7,625,966.50
  6. Step 6: Final answer
    x = 2,919,283.36

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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.