Home / 7,638,659.19-10,541,424.33-4,154,072.82

Finding the Fourth Proportional to 7,638,659.19, 10,541,424.33 and 4,154,072.82

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Solution

The fourth proportional to 7,638,659.19, 10,541,424.33 and 4,154,072.82 is: 5,732,661.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,638,659.19 : 10,541,424.33 = 4,154,072.82 : x
  2. Step 2: Convert to fraction form
    7,638,659.19/10,541,424.33 = 4,154,072.82/x
  3. Step 3: Cross multiply
    7,638,659.19x = 10,541,424.33 × 4,154,072.82
  4. Step 4: Simplify right side
    7,638,659.19x = 43,789,844,293,339.71
  5. Step 5: Solve for x
    x = 43,789,844,293,339.71/7,638,659.19
  6. Step 6: Final answer
    x = 5,732,661.09

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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.