Home / 7,413,844.40-11,126,987.40-3,630,561.20

Finding the Fourth Proportional to 7,413,844.40, 11,126,987.40 and 3,630,561.20

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Solution

The fourth proportional to 7,413,844.40, 11,126,987.40 and 3,630,561.20 is: 5,448,888.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,413,844.40 : 11,126,987.40 = 3,630,561.20 : x
  2. Step 2: Convert to fraction form
    7,413,844.40/11,126,987.40 = 3,630,561.20/x
  3. Step 3: Cross multiply
    7,413,844.40x = 11,126,987.40 × 3,630,561.20
  4. Step 4: Simplify right side
    7,413,844.40x = 40,397,208,727,328.88
  5. Step 5: Solve for x
    x = 40,397,208,727,328.88/7,413,844.40
  6. Step 6: Final answer
    x = 5,448,888.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.