Home / 6,644,569.80-9,966,854.70-2,156,845.80

Finding the Fourth Proportional to 6,644,569.80, 9,966,854.70 and 2,156,845.80

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Solution

The fourth proportional to 6,644,569.80, 9,966,854.70 and 2,156,845.80 is: 3,235,268.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,644,569.80 : 9,966,854.70 = 2,156,845.80 : x
  2. Step 2: Convert to fraction form
    6,644,569.80/9,966,854.70 = 2,156,845.80/x
  3. Step 3: Cross multiply
    6,644,569.80x = 9,966,854.70 × 2,156,845.80
  4. Step 4: Simplify right side
    6,644,569.80x = 21,496,968,698,905.26
  5. Step 5: Solve for x
    x = 21,496,968,698,905.26/6,644,569.80
  6. Step 6: Final answer
    x = 3,235,268.70

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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.