Home / 9,795,782.61-13,517,835.22-5,385,476.14

Finding the Fourth Proportional to 9,795,782.61, 13,517,835.22 and 5,385,476.14

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Solution

The fourth proportional to 9,795,782.61, 13,517,835.22 and 5,385,476.14 is: 7,431,767.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,795,782.61 : 13,517,835.22 = 5,385,476.14 : x
  2. Step 2: Convert to fraction form
    9,795,782.61/13,517,835.22 = 5,385,476.14/x
  3. Step 3: Cross multiply
    9,795,782.61x = 13,517,835.22 × 5,385,476.14
  4. Step 4: Simplify right side
    9,795,782.61x = 72,799,979,014,698.91
  5. Step 5: Solve for x
    x = 72,799,979,014,698.91/9,795,782.61
  6. Step 6: Final answer
    x = 7,431,767.52

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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.