Home / 6,644,415.80-9,966,623.70-3,774,634.40

Finding the Fourth Proportional to 6,644,415.80, 9,966,623.70 and 3,774,634.40

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Solution

The fourth proportional to 6,644,415.80, 9,966,623.70 and 3,774,634.40 is: 5,661,951.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,644,415.80 : 9,966,623.70 = 3,774,634.40 : x
  2. Step 2: Convert to fraction form
    6,644,415.80/9,966,623.70 = 3,774,634.40/x
  3. Step 3: Cross multiply
    6,644,415.80x = 9,966,623.70 × 3,774,634.40
  4. Step 4: Simplify right side
    6,644,415.80x = 37,620,360,669,875.27
  5. Step 5: Solve for x
    x = 37,620,360,669,875.27/6,644,415.80
  6. Step 6: Final answer
    x = 5,661,951.60

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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.