Home / 15,413,501.51-21,253,590.15-9,822,896.18

Finding the Fourth Proportional to 15,413,501.51, 21,253,590.15 and 9,822,896.18

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Solution

The fourth proportional to 15,413,501.51, 21,253,590.15 and 9,822,896.18 is: 13,544,736.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,413,501.51 : 21,253,590.15 = 9,822,896.18 : x
  2. Step 2: Convert to fraction form
    15,413,501.51/21,253,590.15 = 9,822,896.18/x
  3. Step 3: Cross multiply
    15,413,501.51x = 21,253,590.15 × 9,822,896.18
  4. Step 4: Simplify right side
    15,413,501.51x = 208,771,809,389,452.69
  5. Step 5: Solve for x
    x = 208,771,809,389,452.69/15,413,501.51
  6. Step 6: Final answer
    x = 13,544,736.04

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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.