Home / 12,486,003.09-17,232,877.08-7,260,628.29

Finding the Fourth Proportional to 12,486,003.09, 17,232,877.08 and 7,260,628.29

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Solution

The fourth proportional to 12,486,003.09, 17,232,877.08 and 7,260,628.29 is: 10,020,942.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,486,003.09 : 17,232,877.08 = 7,260,628.29 : x
  2. Step 2: Convert to fraction form
    12,486,003.09/17,232,877.08 = 7,260,628.29/x
  3. Step 3: Cross multiply
    12,486,003.09x = 17,232,877.08 × 7,260,628.29
  4. Step 4: Simplify right side
    12,486,003.09x = 125,121,514,845,140.58
  5. Step 5: Solve for x
    x = 125,121,514,845,140.58/12,486,003.09
  6. Step 6: Final answer
    x = 10,020,942.17

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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.