Home / 10,917,967.20-16,376,950.80-10,847,108.40

Finding the Fourth Proportional to 10,917,967.20, 16,376,950.80 and 10,847,108.40

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Solution

The fourth proportional to 10,917,967.20, 16,376,950.80 and 10,847,108.40 is: 16,270,662.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,917,967.20 : 16,376,950.80 = 10,847,108.40 : x
  2. Step 2: Convert to fraction form
    10,917,967.20/16,376,950.80 = 10,847,108.40/x
  3. Step 3: Cross multiply
    10,917,967.20x = 16,376,950.80 × 10,847,108.40
  4. Step 4: Simplify right side
    10,917,967.20x = 177,642,560,589,066.72
  5. Step 5: Solve for x
    x = 177,642,560,589,066.72/10,917,967.20
  6. Step 6: Final answer
    x = 16,270,662.60

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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.