Home / 12,012,241.06-18,020,679.81-3,923,042.01

Finding the Fourth Proportional to 12,012,241.06, 18,020,679.81 and 3,923,042.01

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Solution

The fourth proportional to 12,012,241.06, 18,020,679.81 and 3,923,042.01 is: 5,885,320.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,012,241.06 : 18,020,679.81 = 3,923,042.01 : x
  2. Step 2: Convert to fraction form
    12,012,241.06/18,020,679.81 = 3,923,042.01/x
  3. Step 3: Cross multiply
    12,012,241.06x = 18,020,679.81 × 3,923,042.01
  4. Step 4: Simplify right side
    12,012,241.06x = 70,695,883,943,388.81
  5. Step 5: Solve for x
    x = 70,695,883,943,388.81/12,012,241.06
  6. Step 6: Final answer
    x = 5,885,320.12

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.