Home / 14,984,343.36-20,678,393.16-8,108,825.61

Finding the Fourth Proportional to 14,984,343.36, 20,678,393.16 and 8,108,825.61

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Solution

The fourth proportional to 14,984,343.36, 20,678,393.16 and 8,108,825.61 is: 11,190,178.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,984,343.36 : 20,678,393.16 = 8,108,825.61 : x
  2. Step 2: Convert to fraction form
    14,984,343.36/20,678,393.16 = 8,108,825.61/x
  3. Step 3: Cross multiply
    14,984,343.36x = 20,678,393.16 × 8,108,825.61
  4. Step 4: Simplify right side
    14,984,343.36x = 167,677,484,029,456.84
  5. Step 5: Solve for x
    x = 167,677,484,029,456.84/14,984,343.36
  6. Step 6: Final answer
    x = 11,190,178.98

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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.