Home / 52,305,162.35-78,454,567.31-19,509,409.31

Finding the Fourth Proportional to 52,305,162.35, 78,454,567.31 and 19,509,409.31

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Solution

The fourth proportional to 52,305,162.35, 78,454,567.31 and 19,509,409.31 is: 29,262,929.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,305,162.35 : 78,454,567.31 = 19,509,409.31 : x
  2. Step 2: Convert to fraction form
    52,305,162.35/78,454,567.31 = 19,509,409.31/x
  3. Step 3: Cross multiply
    52,305,162.35x = 78,454,567.31 × 19,509,409.31
  4. Step 4: Simplify right side
    52,305,162.35x = 1,530,602,265,399,916
  5. Step 5: Solve for x
    x = 1,530,602,265,399,916/52,305,162.35
  6. Step 6: Final answer
    x = 29,262,929.26

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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.