Home / 11,676,880.80-16,114,089.60-6,520,239.36

Finding the Fourth Proportional to 11,676,880.80, 16,114,089.60 and 6,520,239.36

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Solution

The fourth proportional to 11,676,880.80, 16,114,089.60 and 6,520,239.36 is: 8,997,927.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,676,880.80 : 16,114,089.60 = 6,520,239.36 : x
  2. Step 2: Convert to fraction form
    11,676,880.80/16,114,089.60 = 6,520,239.36/x
  3. Step 3: Cross multiply
    11,676,880.80x = 16,114,089.60 × 6,520,239.36
  4. Step 4: Simplify right side
    11,676,880.80x = 105,067,721,260,486.66
  5. Step 5: Solve for x
    x = 105,067,721,260,486.66/11,676,880.80
  6. Step 6: Final answer
    x = 8,997,927.02

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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.