Home / 8,487,152.80-11,712,579.96-4,619,487.04

Finding the Fourth Proportional to 8,487,152.80, 11,712,579.96 and 4,619,487.04

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Solution

The fourth proportional to 8,487,152.80, 11,712,579.96 and 4,619,487.04 is: 6,375,060.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,487,152.80 : 11,712,579.96 = 4,619,487.04 : x
  2. Step 2: Convert to fraction form
    8,487,152.80/11,712,579.96 = 4,619,487.04/x
  3. Step 3: Cross multiply
    8,487,152.80x = 11,712,579.96 × 4,619,487.04
  4. Step 4: Simplify right side
    8,487,152.80x = 54,106,111,330,183.73
  5. Step 5: Solve for x
    x = 54,106,111,330,183.73/8,487,152.80
  6. Step 6: Final answer
    x = 6,375,060.35

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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.