Home / 12,652,112.84-17,459,939.47-7,070,359.39

Finding the Fourth Proportional to 12,652,112.84, 17,459,939.47 and 7,070,359.39

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Solution

The fourth proportional to 12,652,112.84, 17,459,939.47 and 7,070,359.39 is: 9,757,109.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,652,112.84 : 17,459,939.47 = 7,070,359.39 : x
  2. Step 2: Convert to fraction form
    12,652,112.84/17,459,939.47 = 7,070,359.39/x
  3. Step 3: Cross multiply
    12,652,112.84x = 17,459,939.47 × 7,070,359.39
  4. Step 4: Simplify right side
    12,652,112.84x = 123,448,046,980,546.11
  5. Step 5: Solve for x
    x = 123,448,046,980,546.11/12,652,112.84
  6. Step 6: Final answer
    x = 9,757,109.23

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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.