Home / 20,586,669.11-30,871,033.55-6,937,271.33

Finding the Fourth Proportional to 20,586,669.11, 30,871,033.55 and 6,937,271.33

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Solution

The fourth proportional to 20,586,669.11, 30,871,033.55 and 6,937,271.33 is: 10,402,884.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,586,669.11 : 30,871,033.55 = 6,937,271.33 : x
  2. Step 2: Convert to fraction form
    20,586,669.11/30,871,033.55 = 6,937,271.33/x
  3. Step 3: Cross multiply
    20,586,669.11x = 30,871,033.55 × 6,937,271.33
  4. Step 4: Simplify right side
    20,586,669.11x = 214,160,735,791,355.69
  5. Step 5: Solve for x
    x = 214,160,735,791,355.69/20,586,669.11
  6. Step 6: Final answer
    x = 10,402,884.25

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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.