Home / 9,489,371.85-13,095,395.51-5,138,458.47

Finding the Fourth Proportional to 9,489,371.85, 13,095,395.51 and 5,138,458.47

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Solution

The fourth proportional to 9,489,371.85, 13,095,395.51 and 5,138,458.47 is: 7,091,106.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,489,371.85 : 13,095,395.51 = 5,138,458.47 : x
  2. Step 2: Convert to fraction form
    9,489,371.85/13,095,395.51 = 5,138,458.47/x
  3. Step 3: Cross multiply
    9,489,371.85x = 13,095,395.51 × 5,138,458.47
  4. Step 4: Simplify right side
    9,489,371.85x = 67,290,145,950,667.18
  5. Step 5: Solve for x
    x = 67,290,145,950,667.18/9,489,371.85
  6. Step 6: Final answer
    x = 7,091,106.45

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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.