Home / 9,161,160.21-12,647,309.33-7,063,421.02

Finding the Fourth Proportional to 9,161,160.21, 12,647,309.33 and 7,063,421.02

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Solution

The fourth proportional to 9,161,160.21, 12,647,309.33 and 7,063,421.02 is: 9,751,305.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,161,160.21 : 12,647,309.33 = 7,063,421.02 : x
  2. Step 2: Convert to fraction form
    9,161,160.21/12,647,309.33 = 7,063,421.02/x
  3. Step 3: Cross multiply
    9,161,160.21x = 12,647,309.33 × 7,063,421.02
  4. Step 4: Simplify right side
    9,161,160.21x = 89,333,270,567,964.11
  5. Step 5: Solve for x
    x = 89,333,270,567,964.11/9,161,160.21
  6. Step 6: Final answer
    x = 9,751,305.35

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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.