Home / 8,477,246.40-12,715,869.60-7,548,273.60

Finding the Fourth Proportional to 8,477,246.40, 12,715,869.60 and 7,548,273.60

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Solution

The fourth proportional to 8,477,246.40, 12,715,869.60 and 7,548,273.60 is: 11,322,410.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,477,246.40 : 12,715,869.60 = 7,548,273.60 : x
  2. Step 2: Convert to fraction form
    8,477,246.40/12,715,869.60 = 7,548,273.60/x
  3. Step 3: Cross multiply
    8,477,246.40x = 12,715,869.60 × 7,548,273.60
  4. Step 4: Simplify right side
    8,477,246.40x = 95,982,862,802,722.55
  5. Step 5: Solve for x
    x = 95,982,862,802,722.55/8,477,246.40
  6. Step 6: Final answer
    x = 11,322,410.40

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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.