Home / 10,676,569.20-16,014,853.80-6,645,490.80

Finding the Fourth Proportional to 10,676,569.20, 16,014,853.80 and 6,645,490.80

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Solution

The fourth proportional to 10,676,569.20, 16,014,853.80 and 6,645,490.80 is: 9,968,236.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,676,569.20 : 16,014,853.80 = 6,645,490.80 : x
  2. Step 2: Convert to fraction form
    10,676,569.20/16,014,853.80 = 6,645,490.80/x
  3. Step 3: Cross multiply
    10,676,569.20x = 16,014,853.80 × 6,645,490.80
  4. Step 4: Simplify right side
    10,676,569.20x = 106,426,563,591,245.05
  5. Step 5: Solve for x
    x = 106,426,563,591,245.05/10,676,569.20
  6. Step 6: Final answer
    x = 9,968,236.20

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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.