Home / 7,991,470.80-11,026,103.40-4,553,638.56

Finding the Fourth Proportional to 7,991,470.80, 11,026,103.40 and 4,553,638.56

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Solution

The fourth proportional to 7,991,470.80, 11,026,103.40 and 4,553,638.56 is: 6,282,809.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,991,470.80 : 11,026,103.40 = 4,553,638.56 : x
  2. Step 2: Convert to fraction form
    7,991,470.80/11,026,103.40 = 4,553,638.56/x
  3. Step 3: Cross multiply
    7,991,470.80x = 11,026,103.40 × 4,553,638.56
  4. Step 4: Simplify right side
    7,991,470.80x = 50,208,889,608,787.10
  5. Step 5: Solve for x
    x = 50,208,889,608,787.10/7,991,470.80
  6. Step 6: Final answer
    x = 6,282,809.62

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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.