Home / 12,329,569.14-18,501,660-6,869,234.31

Finding the Fourth Proportional to 12,329,569.14, 18,501,660 and 6,869,234.31

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Solution

The fourth proportional to 12,329,569.14, 18,501,660 and 6,869,234.31 is: 10,307,922.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,329,569.14 : 18,501,660 = 6,869,234.31 : x
  2. Step 2: Convert to fraction form
    12,329,569.14/18,501,660 = 6,869,234.31/x
  3. Step 3: Cross multiply
    12,329,569.14x = 18,501,660 × 6,869,234.31
  4. Step 4: Simplify right side
    12,329,569.14x = 127,092,237,663,954.59
  5. Step 5: Solve for x
    x = 127,092,237,663,954.59/12,329,569.14
  6. Step 6: Final answer
    x = 10,307,922.05

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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.