Home / 12,106,523.82-16,697,546.16-7,756,023.14

Finding the Fourth Proportional to 12,106,523.82, 16,697,546.16 and 7,756,023.14

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Solution

The fourth proportional to 12,106,523.82, 16,697,546.16 and 7,756,023.14 is: 10,697,253.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,106,523.82 : 16,697,546.16 = 7,756,023.14 : x
  2. Step 2: Convert to fraction form
    12,106,523.82/16,697,546.16 = 7,756,023.14/x
  3. Step 3: Cross multiply
    12,106,523.82x = 16,697,546.16 × 7,756,023.14
  4. Step 4: Simplify right side
    12,106,523.82x = 129,506,554,398,178.14
  5. Step 5: Solve for x
    x = 129,506,554,398,178.14/12,106,523.82
  6. Step 6: Final answer
    x = 10,697,253.51

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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.