Home / 8,069,405.80-12,110,718.30-8,006,420.20

Finding the Fourth Proportional to 8,069,405.80, 12,110,718.30 and 8,006,420.20

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Solution

The fourth proportional to 8,069,405.80, 12,110,718.30 and 8,006,420.20 is: 12,016,188.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,069,405.80 : 12,110,718.30 = 8,006,420.20 : x
  2. Step 2: Convert to fraction form
    8,069,405.80/12,110,718.30 = 8,006,420.20/x
  3. Step 3: Cross multiply
    8,069,405.80x = 12,110,718.30 × 8,006,420.20
  4. Step 4: Simplify right side
    8,069,405.80x = 96,963,499,633,629.67
  5. Step 5: Solve for x
    x = 96,963,499,633,629.67/8,069,405.80
  6. Step 6: Final answer
    x = 12,016,188.31

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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.