Home / 9,327,054.80-12,871,361.78-5,407,572.64

Finding the Fourth Proportional to 9,327,054.80, 12,871,361.78 and 5,407,572.64

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Solution

The fourth proportional to 9,327,054.80, 12,871,361.78 and 5,407,572.64 is: 7,462,465.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,327,054.80 : 12,871,361.78 = 5,407,572.64 : x
  2. Step 2: Convert to fraction form
    9,327,054.80/12,871,361.78 = 5,407,572.64/x
  3. Step 3: Cross multiply
    9,327,054.80x = 12,871,361.78 × 5,407,572.64
  4. Step 4: Simplify right side
    9,327,054.80x = 69,602,823,801,069.69
  5. Step 5: Solve for x
    x = 69,602,823,801,069.69/9,327,054.80
  6. Step 6: Final answer
    x = 7,462,465.41

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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.