Home / 12,671,127.07-17,486,524.24-7,164,383.69

Finding the Fourth Proportional to 12,671,127.07, 17,486,524.24 and 7,164,383.69

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Solution

The fourth proportional to 12,671,127.07, 17,486,524.24 and 7,164,383.69 is: 9,887,058.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,671,127.07 : 17,486,524.24 = 7,164,383.69 : x
  2. Step 2: Convert to fraction form
    12,671,127.07/17,486,524.24 = 7,164,383.69/x
  3. Step 3: Cross multiply
    12,671,127.07x = 17,486,524.24 × 7,164,383.69
  4. Step 4: Simplify right side
    12,671,127.07x = 125,280,169,059,845.64
  5. Step 5: Solve for x
    x = 125,280,169,059,845.64/12,671,127.07
  6. Step 6: Final answer
    x = 9,887,058.06

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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.