Home / 11,605,653.12-16,017,274.08-7,022,012.16

Finding the Fourth Proportional to 11,605,653.12, 16,017,274.08 and 7,022,012.16

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Solution

The fourth proportional to 11,605,653.12, 16,017,274.08 and 7,022,012.16 is: 9,691,267.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,605,653.12 : 16,017,274.08 = 7,022,012.16 : x
  2. Step 2: Convert to fraction form
    11,605,653.12/16,017,274.08 = 7,022,012.16/x
  3. Step 3: Cross multiply
    11,605,653.12x = 16,017,274.08 × 7,022,012.16
  4. Step 4: Simplify right side
    11,605,653.12x = 112,473,493,359,812.81
  5. Step 5: Solve for x
    x = 112,473,493,359,812.81/11,605,653.12
  6. Step 6: Final answer
    x = 9,691,267.88

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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.