Home / 12,731,328.80-19,096,804.19-3,146,706.80

Finding the Fourth Proportional to 12,731,328.80, 19,096,804.19 and 3,146,706.80

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Solution

The fourth proportional to 12,731,328.80, 19,096,804.19 and 3,146,706.80 is: 4,720,013.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,731,328.80 : 19,096,804.19 = 3,146,706.80 : x
  2. Step 2: Convert to fraction form
    12,731,328.80/19,096,804.19 = 3,146,706.80/x
  3. Step 3: Cross multiply
    12,731,328.80x = 19,096,804.19 × 3,146,706.80
  4. Step 4: Simplify right side
    12,731,328.80x = 60,092,043,602,941.49
  5. Step 5: Solve for x
    x = 60,092,043,602,941.49/12,731,328.80
  6. Step 6: Final answer
    x = 4,720,013.48

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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.