Home / 9,344,574.09-12,895,514.82-5,158,261.53

Finding the Fourth Proportional to 9,344,574.09, 12,895,514.82 and 5,158,261.53

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Solution

The fourth proportional to 9,344,574.09, 12,895,514.82 and 5,158,261.53 is: 7,118,402.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,344,574.09 : 12,895,514.82 = 5,158,261.53 : x
  2. Step 2: Convert to fraction form
    9,344,574.09/12,895,514.82 = 5,158,261.53/x
  3. Step 3: Cross multiply
    9,344,574.09x = 12,895,514.82 × 5,158,261.53
  4. Step 4: Simplify right side
    9,344,574.09x = 66,518,438,005,550.88
  5. Step 5: Solve for x
    x = 66,518,438,005,550.88/9,344,574.09
  6. Step 6: Final answer
    x = 7,118,402.33

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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.