Home / 8,191,630.60-11,304,721.76-4,470,665.36

Finding the Fourth Proportional to 8,191,630.60, 11,304,721.76 and 4,470,665.36

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Solution

The fourth proportional to 8,191,630.60, 11,304,721.76 and 4,470,665.36 is: 6,169,666.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,191,630.60 : 11,304,721.76 = 4,470,665.36 : x
  2. Step 2: Convert to fraction form
    8,191,630.60/11,304,721.76 = 4,470,665.36/x
  3. Step 3: Cross multiply
    8,191,630.60x = 11,304,721.76 × 4,470,665.36
  4. Step 4: Simplify right side
    8,191,630.60x = 50,539,627,976,870.23
  5. Step 5: Solve for x
    x = 50,539,627,976,870.23/8,191,630.60
  6. Step 6: Final answer
    x = 6,169,666.39

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1.5x scale

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.