Home / 11,325,171.12-15,624,096.12-6,429,332.40

Finding the Fourth Proportional to 11,325,171.12, 15,624,096.12 and 6,429,332.40

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Solution

The fourth proportional to 11,325,171.12, 15,624,096.12 and 6,429,332.40 is: 8,869,844.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,325,171.12 : 15,624,096.12 = 6,429,332.40 : x
  2. Step 2: Convert to fraction form
    11,325,171.12/15,624,096.12 = 6,429,332.40/x
  3. Step 3: Cross multiply
    11,325,171.12x = 15,624,096.12 × 6,429,332.40
  4. Step 4: Simplify right side
    11,325,171.12x = 100,452,507,405,030.28
  5. Step 5: Solve for x
    x = 100,452,507,405,030.28/11,325,171.12
  6. Step 6: Final answer
    x = 8,869,844.56

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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.