Home / 7,426,258.28-11,143,729.83-3,107,947.81

Finding the Fourth Proportional to 7,426,258.28, 11,143,729.83 and 3,107,947.81

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Solution

The fourth proportional to 7,426,258.28, 11,143,729.83 and 3,107,947.81 is: 4,663,739.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,426,258.28 : 11,143,729.83 = 3,107,947.81 : x
  2. Step 2: Convert to fraction form
    7,426,258.28/11,143,729.83 = 3,107,947.81/x
  3. Step 3: Cross multiply
    7,426,258.28x = 11,143,729.83 × 3,107,947.81
  4. Step 4: Simplify right side
    7,426,258.28x = 34,634,130,664,661.52
  5. Step 5: Solve for x
    x = 34,634,130,664,661.52/7,426,258.28
  6. Step 6: Final answer
    x = 4,663,739.04

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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.