Home / 12,731,327.80-19,096,802.69-3,146,705.80

Finding the Fourth Proportional to 12,731,327.80, 19,096,802.69 and 3,146,705.80

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Solution

The fourth proportional to 12,731,327.80, 19,096,802.69 and 3,146,705.80 is: 4,720,011.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,731,327.80 : 19,096,802.69 = 3,146,705.80 : x
  2. Step 2: Convert to fraction form
    12,731,327.80/19,096,802.69 = 3,146,705.80/x
  3. Step 3: Cross multiply
    12,731,327.80x = 19,096,802.69 × 3,146,705.80
  4. Step 4: Simplify right side
    12,731,327.80x = 60,092,019,690,594.59
  5. Step 5: Solve for x
    x = 60,092,019,690,594.59/12,731,327.80
  6. Step 6: Final answer
    x = 4,720,011.98

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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.