Home / 14,984,212.32-20,678,212.80-8,108,694.36

Finding the Fourth Proportional to 14,984,212.32, 20,678,212.80 and 8,108,694.36

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Solution

The fourth proportional to 14,984,212.32, 20,678,212.80 and 8,108,694.36 is: 11,189,998.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,984,212.32 : 20,678,212.80 = 8,108,694.36 : x
  2. Step 2: Convert to fraction form
    14,984,212.32/20,678,212.80 = 8,108,694.36/x
  3. Step 3: Cross multiply
    14,984,212.32x = 20,678,212.80 × 8,108,694.36
  4. Step 4: Simplify right side
    14,984,212.32x = 167,673,307,506,239.81
  5. Step 5: Solve for x
    x = 167,673,307,506,239.81/14,984,212.32
  6. Step 6: Final answer
    x = 11,189,998.11

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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.