Home / 9,001,198.56-12,421,559.01-4,871,140.19

Finding the Fourth Proportional to 9,001,198.56, 12,421,559.01 and 4,871,140.19

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Solution

The fourth proportional to 9,001,198.56, 12,421,559.01 and 4,871,140.19 is: 6,722,122.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,001,198.56 : 12,421,559.01 = 4,871,140.19 : x
  2. Step 2: Convert to fraction form
    9,001,198.56/12,421,559.01 = 4,871,140.19/x
  3. Step 3: Cross multiply
    9,001,198.56x = 12,421,559.01 × 4,871,140.19
  4. Step 4: Simplify right side
    9,001,198.56x = 60,507,155,253,959.81
  5. Step 5: Solve for x
    x = 60,507,155,253,959.81/9,001,198.56
  6. Step 6: Final answer
    x = 6,722,122.04

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1.5x scale

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.