Home / 9,327,012.21-12,871,303.50-5,407,530.03

Finding the Fourth Proportional to 9,327,012.21, 12,871,303.50 and 5,407,530.03

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Solution

The fourth proportional to 9,327,012.21, 12,871,303.50 and 5,407,530.03 is: 7,462,406.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,327,012.21 : 12,871,303.50 = 5,407,530.03 : x
  2. Step 2: Convert to fraction form
    9,327,012.21/12,871,303.50 = 5,407,530.03/x
  3. Step 3: Cross multiply
    9,327,012.21x = 12,871,303.50 × 5,407,530.03
  4. Step 4: Simplify right side
    9,327,012.21x = 69,601,960,201,494.11
  5. Step 5: Solve for x
    x = 69,601,960,201,494.11/9,327,012.21
  6. Step 6: Final answer
    x = 7,462,406.89

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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.