Home / 12,812,484.06-17,681,226.30-7,011,266.48

Finding the Fourth Proportional to 12,812,484.06, 17,681,226.30 and 7,011,266.48

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Solution

The fourth proportional to 12,812,484.06, 17,681,226.30 and 7,011,266.48 is: 9,675,546.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,812,484.06 : 17,681,226.30 = 7,011,266.48 : x
  2. Step 2: Convert to fraction form
    12,812,484.06/17,681,226.30 = 7,011,266.48/x
  3. Step 3: Cross multiply
    12,812,484.06x = 17,681,226.30 × 7,011,266.48
  4. Step 4: Simplify right side
    12,812,484.06x = 123,967,789,282,484.44
  5. Step 5: Solve for x
    x = 123,967,789,282,484.44/12,812,484.06
  6. Step 6: Final answer
    x = 9,675,546.81

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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.