Home / 37,071,146.80-55,606,720.20-12,802,007.80

Finding the Fourth Proportional to 37,071,146.80, 55,606,720.20 and 12,802,007.80

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Solution

The fourth proportional to 37,071,146.80, 55,606,720.20 and 12,802,007.80 is: 19,203,011.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,071,146.80 : 55,606,720.20 = 12,802,007.80 : x
  2. Step 2: Convert to fraction form
    37,071,146.80/55,606,720.20 = 12,802,007.80/x
  3. Step 3: Cross multiply
    37,071,146.80x = 55,606,720.20 × 12,802,007.80
  4. Step 4: Simplify right side
    37,071,146.80x = 711,877,665,732,817.62
  5. Step 5: Solve for x
    x = 711,877,665,732,817.62/37,071,146.80
  6. Step 6: Final answer
    x = 19,203,011.70

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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.