Home / 9,980,184.96-13,771,498.91-5,629,344.68

Finding the Fourth Proportional to 9,980,184.96, 13,771,498.91 and 5,629,344.68

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Solution

The fourth proportional to 9,980,184.96, 13,771,498.91 and 5,629,344.68 is: 7,767,843.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,980,184.96 : 13,771,498.91 = 5,629,344.68 : x
  2. Step 2: Convert to fraction form
    9,980,184.96/13,771,498.91 = 5,629,344.68/x
  3. Step 3: Cross multiply
    9,980,184.96x = 13,771,498.91 × 5,629,344.68
  4. Step 4: Simplify right side
    9,980,184.96x = 77,524,514,130,916.33
  5. Step 5: Solve for x
    x = 77,524,514,130,916.33/9,980,184.96
  6. Step 6: Final answer
    x = 7,767,843.43

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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.