Home / 8,557,801.02-11,809,230.03-4,690,047.78

Finding the Fourth Proportional to 8,557,801.02, 11,809,230.03 and 4,690,047.78

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Solution

The fourth proportional to 8,557,801.02, 11,809,230.03 and 4,690,047.78 is: 6,471,972.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,557,801.02 : 11,809,230.03 = 4,690,047.78 : x
  2. Step 2: Convert to fraction form
    8,557,801.02/11,809,230.03 = 4,690,047.78/x
  3. Step 3: Cross multiply
    8,557,801.02x = 11,809,230.03 × 4,690,047.78
  4. Step 4: Simplify right side
    8,557,801.02x = 55,385,853,085,710.84
  5. Step 5: Solve for x
    x = 55,385,853,085,710.84/8,557,801.02
  6. Step 6: Final answer
    x = 6,471,972.53

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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.