Home / 15,262,731.82-21,062,702.94-8,293,409.35

Finding the Fourth Proportional to 15,262,731.82, 21,062,702.94 and 8,293,409.35

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Solution

The fourth proportional to 15,262,731.82, 21,062,702.94 and 8,293,409.35 is: 11,444,977.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,262,731.82 : 21,062,702.94 = 8,293,409.35 : x
  2. Step 2: Convert to fraction form
    15,262,731.82/21,062,702.94 = 8,293,409.35/x
  3. Step 3: Cross multiply
    15,262,731.82x = 21,062,702.94 × 8,293,409.35
  4. Step 4: Simplify right side
    15,262,731.82x = 174,681,617,444,725.62
  5. Step 5: Solve for x
    x = 174,681,617,444,725.62/15,262,731.82
  6. Step 6: Final answer
    x = 11,444,977.19

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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.