Home / 9,986,734.62-13,795,802.55-7,946,934.30

Finding the Fourth Proportional to 9,986,734.62, 13,795,802.55 and 7,946,934.30

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Solution

The fourth proportional to 9,986,734.62, 13,795,802.55 and 7,946,934.30 is: 10,977,996.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,986,734.62 : 13,795,802.55 = 7,946,934.30 : x
  2. Step 2: Convert to fraction form
    9,986,734.62/13,795,802.55 = 7,946,934.30/x
  3. Step 3: Cross multiply
    9,986,734.62x = 13,795,802.55 × 7,946,934.30
  4. Step 4: Simplify right side
    9,986,734.62x = 109,634,336,480,622.47
  5. Step 5: Solve for x
    x = 109,634,336,480,622.47/9,986,734.62
  6. Step 6: Final answer
    x = 10,977,996.38

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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.